20180643900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4001}}^1$

素因数の和:4101

約数の個数: 288

約数和(自身を含む): 66028773888

約数和(自身を除く): 45848129988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 25, 30, 34, 43, 46, 50, 51, 60, 68, 69, 75, 85, 86, 92, 100, 102, 115, 129, 138, 150, 170, 172, 204, 215, 230, 255, 258, 276, 300, 340, 345, 391, 425, 430, 460, 510, 516, 575, 645, 690, 731, 782, 850, 860, 989, 1020, 1075, 1150, 1173, 1275, 1290, 1380, 1462, 1564, 1700, 1725, 1955, 1978, 2150, 2193, 2300, 2346, 2550, 2580, 2924, 2967, 3225, 3450, 3655, 3910, 3956, 4001, 4300, 4386, 4692, 4945, 5100, 5865, 5934, 6450, 6900, 7310, 7820, 8002, 8772, 9775, 9890, 10965, 11730, 11868, 12003, 12900, 14620, 14835, 16004, 16813, 18275, 19550, 19780, 20005, 21930, 23460, 24006, 24725, 29325, 29670, 33626, 36550, 39100, 40010, 43860, 48012, 49450, 50439, 54825, 58650, 59340, 60015, 67252, 68017, 73100, 74175, 80020, 84065, 92023, 98900, 100025, 100878, 109650, 117300, 120030, 136034, 148350, 168130, 172043, 184046, 200050, 201756, 204051, 219300, 240060, 252195, 272068, 276069, 296700, 300075, 336260, 340085, 344086, 368092, 400100, 408102, 420325, 460115, 504390, 516129, 552138, 600150, 680170, 688172, 816204, 840650, 860215, 920230, 1008780, 1020255, 1032258, 1104276, 1200300, 1260975, 1360340, 1380345, 1564391, 1681300, 1700425, 1720430, 1840460, 2040510, 2064516, 2300575, 2521950, 2580645, 2760690, 2924731, 3128782, 3400850, 3440860, 3956989, 4081020, 4301075, 4601150, 4693173, 5043900, 5101275, 5161290, 5521380, 5849462, 6257564, 6801700, 6901725, 7821955, 7913978, 8602150, 8774193, 9202300, 9386346, 10202550, 10322580, 11698924, 11870967, 12903225, 13803450, 14623655, 15643910, 15827956, 17204300, 17548386, 18772692, 19784945, 20405100, 23465865, 23741934, 25806450, 27606900, 29247310, 31287820, 35096772, 39109775, 39569890, 43870965, 46931730, 47483868, 51612900, 58494620, 59354835, 67268813, 73118275, 78219550, 79139780, 87741930, 93863460, 98924725, 117329325, 118709670, 134537626, 146236550, 156439100, 175483860, 197849450, 201806439, 219354825, 234658650, 237419340, 269075252, 292473100, 296774175, 336344065, 395698900, 403612878, 438709650, 469317300, 593548350, 672688130, 807225756, 877419300, 1009032195, 1187096700, 1345376260, 1681720325, 2018064390, 3363440650, 4036128780, 5045160975, 6726881300, 10090321950, 20180643900]

約数ペア:

[(1, 20180643900), (2, 10090321950), (3, 6726881300), (4, 5045160975), (5, 4036128780), (6, 3363440650), (10, 2018064390), (12, 1681720325), (15, 1345376260), (17, 1187096700), (20, 1009032195), (23, 877419300), (25, 807225756), (30, 672688130), (34, 593548350), (43, 469317300), (46, 438709650), (50, 403612878), (51, 395698900), (60, 336344065), (68, 296774175), (69, 292473100), (75, 269075252), (85, 237419340), (86, 234658650), (92, 219354825), (100, 201806439), (102, 197849450), (115, 175483860), (129, 156439100), (138, 146236550), (150, 134537626), (170, 118709670), (172, 117329325), (204, 98924725), (215, 93863460), (230, 87741930), (255, 79139780), (258, 78219550), (276, 73118275), (300, 67268813), (340, 59354835), (345, 58494620), (391, 51612900), (425, 47483868), (430, 46931730), (460, 43870965), (510, 39569890), (516, 39109775), (575, 35096772), (645, 31287820), (690, 29247310), (731, 27606900), (782, 25806450), (850, 23741934), (860, 23465865), (989, 20405100), (1020, 19784945), (1075, 18772692), (1150, 17548386), (1173, 17204300), (1275, 15827956), (1290, 15643910), (1380, 14623655), (1462, 13803450), (1564, 12903225), (1700, 11870967), (1725, 11698924), (1955, 10322580), (1978, 10202550), (2150, 9386346), (2193, 9202300), (2300, 8774193), (2346, 8602150), (2550, 7913978), (2580, 7821955), (2924, 6901725), (2967, 6801700), (3225, 6257564), (3450, 5849462), (3655, 5521380), (3910, 5161290), (3956, 5101275), (4001, 5043900), (4300, 4693173), (4386, 4601150), (4692, 4301075), (4945, 4081020), (5100, 3956989), (5865, 3440860), (5934, 3400850), (6450, 3128782), (6900, 2924731), (7310, 2760690), (7820, 2580645), (8002, 2521950), (8772, 2300575), (9775, 2064516), (9890, 2040510), (10965, 1840460), (11730, 1720430), (11868, 1700425), (12003, 1681300), (12900, 1564391), (14620, 1380345), (14835, 1360340), (16004, 1260975), (16813, 1200300), (18275, 1104276), (19550, 1032258), (19780, 1020255), (20005, 1008780), (21930, 920230), (23460, 860215), (24006, 840650), (24725, 816204), (29325, 688172), (29670, 680170), (33626, 600150), (36550, 552138), (39100, 516129), (40010, 504390), (43860, 460115), (48012, 420325), (49450, 408102), (50439, 400100), (54825, 368092), (58650, 344086), (59340, 340085), (60015, 336260), (67252, 300075), (68017, 296700), (73100, 276069), (74175, 272068), (80020, 252195), (84065, 240060), (92023, 219300), (98900, 204051), (100025, 201756), (100878, 200050), (109650, 184046), (117300, 172043), (120030, 168130), (136034, 148350)]