128893702920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1\times {\mathrm{443}}^1$

素因数の和:1140

約数の個数: 256

約数和(自身を含む): 406939852800

約数和(自身を除く): 278046149880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 271, 276, 345, 389, 443, 460, 542, 552, 690, 778, 813, 886, 920, 1084, 1167, 1329, 1355, 1380, 1556, 1626, 1772, 1945, 2168, 2215, 2334, 2658, 2710, 2760, 3112, 3252, 3544, 3890, 4065, 4430, 4668, 5316, 5420, 5835, 6233, 6504, 6645, 7780, 8130, 8860, 8947, 9336, 10189, 10632, 10840, 11670, 12466, 13290, 15560, 16260, 17720, 17894, 18699, 20378, 23340, 24932, 26580, 26841, 30567, 31165, 32520, 35788, 37398, 40756, 44735, 46680, 49864, 50945, 53160, 53682, 61134, 62330, 71576, 74796, 81512, 89470, 93495, 101890, 105419, 107364, 120053, 122268, 124660, 134205, 149592, 152835, 172327, 178940, 186990, 203780, 210838, 214728, 240106, 244536, 249320, 268410, 305670, 316257, 344654, 357880, 360159, 373980, 407560, 421676, 480212, 516981, 527095, 536820, 600265, 611340, 632514, 689308, 720318, 747960, 843352, 861635, 960424, 1033962, 1054190, 1073640, 1200530, 1222680, 1265028, 1378616, 1440636, 1581285, 1723270, 1800795, 2067924, 2108380, 2401060, 2424637, 2530056, 2584905, 2761219, 2881272, 3162570, 3446540, 3601590, 3963521, 4135848, 4216760, 4802120, 4849274, 5169810, 5522438, 6325140, 6893080, 7203180, 7273911, 7927042, 8283657, 9698548, 10339620, 11044876, 11890563, 12123185, 12650280, 13806095, 14406360, 14547822, 15854084, 16567314, 19397096, 19817605, 20679240, 22089752, 23781126, 24246370, 27612190, 29095644, 31708168, 33134628, 36369555, 39635210, 41418285, 46700617, 47562252, 48492740, 55224380, 58191288, 59452815, 66269256, 72739110, 79270420, 82836570, 93401234, 95124504, 96985480, 110448760, 118905630, 140101851, 145478220, 158540840, 165673140, 186802468, 233503085, 237811260, 280203702, 290956440, 331346280, 373604936, 467006170, 475622520, 560407404, 700509255, 934012340, 1074114191, 1120814808, 1401018510, 1868024680, 2148228382, 2802037020, 3222342573, 4296456764, 5370570955, 5604074040, 6444685146, 8592913528, 10741141910, 12889370292, 16111712865, 21482283820, 25778740584, 32223425730, 42964567640, 64446851460, 128893702920]

約数ペア:

[(1, 128893702920), (2, 64446851460), (3, 42964567640), (4, 32223425730), (5, 25778740584), (6, 21482283820), (8, 16111712865), (10, 12889370292), (12, 10741141910), (15, 8592913528), (20, 6444685146), (23, 5604074040), (24, 5370570955), (30, 4296456764), (40, 3222342573), (46, 2802037020), (60, 2148228382), (69, 1868024680), (92, 1401018510), (115, 1120814808), (120, 1074114191), (138, 934012340), (184, 700509255), (230, 560407404), (271, 475622520), (276, 467006170), (345, 373604936), (389, 331346280), (443, 290956440), (460, 280203702), (542, 237811260), (552, 233503085), (690, 186802468), (778, 165673140), (813, 158540840), (886, 145478220), (920, 140101851), (1084, 118905630), (1167, 110448760), (1329, 96985480), (1355, 95124504), (1380, 93401234), (1556, 82836570), (1626, 79270420), (1772, 72739110), (1945, 66269256), (2168, 59452815), (2215, 58191288), (2334, 55224380), (2658, 48492740), (2710, 47562252), (2760, 46700617), (3112, 41418285), (3252, 39635210), (3544, 36369555), (3890, 33134628), (4065, 31708168), (4430, 29095644), (4668, 27612190), (5316, 24246370), (5420, 23781126), (5835, 22089752), (6233, 20679240), (6504, 19817605), (6645, 19397096), (7780, 16567314), (8130, 15854084), (8860, 14547822), (8947, 14406360), (9336, 13806095), (10189, 12650280), (10632, 12123185), (10840, 11890563), (11670, 11044876), (12466, 10339620), (13290, 9698548), (15560, 8283657), (16260, 7927042), (17720, 7273911), (17894, 7203180), (18699, 6893080), (20378, 6325140), (23340, 5522438), (24932, 5169810), (26580, 4849274), (26841, 4802120), (30567, 4216760), (31165, 4135848), (32520, 3963521), (35788, 3601590), (37398, 3446540), (40756, 3162570), (44735, 2881272), (46680, 2761219), (49864, 2584905), (50945, 2530056), (53160, 2424637), (53682, 2401060), (61134, 2108380), (62330, 2067924), (71576, 1800795), (74796, 1723270), (81512, 1581285), (89470, 1440636), (93495, 1378616), (101890, 1265028), (105419, 1222680), (107364, 1200530), (120053, 1073640), (122268, 1054190), (124660, 1033962), (134205, 960424), (149592, 861635), (152835, 843352), (172327, 747960), (178940, 720318), (186990, 689308), (203780, 632514), (210838, 611340), (214728, 600265), (240106, 536820), (244536, 527095), (249320, 516981), (268410, 480212), (305670, 421676), (316257, 407560), (344654, 373980), (357880, 360159)]