218766800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 240

約数和(自身を含む): 649482240

約数和(自身を除く): 430715440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 43, 46, 50, 56, 70, 79, 80, 86, 92, 100, 112, 115, 140, 158, 161, 172, 175, 184, 200, 215, 230, 280, 301, 316, 322, 344, 350, 368, 395, 400, 430, 460, 553, 560, 575, 602, 632, 644, 688, 700, 790, 805, 860, 920, 989, 1075, 1106, 1150, 1204, 1264, 1288, 1400, 1505, 1580, 1610, 1720, 1817, 1840, 1975, 1978, 2150, 2212, 2300, 2408, 2576, 2765, 2800, 3010, 3160, 3220, 3397, 3440, 3634, 3950, 3956, 4025, 4300, 4424, 4600, 4816, 4945, 5530, 6020, 6320, 6440, 6794, 6923, 7268, 7525, 7900, 7912, 8050, 8600, 8848, 9085, 9200, 9890, 11060, 12040, 12719, 12880, 13588, 13825, 13846, 14536, 15050, 15800, 15824, 16100, 16985, 17200, 18170, 19780, 22120, 23779, 24080, 24725, 25438, 27176, 27650, 27692, 29072, 30100, 31600, 32200, 33970, 34615, 36340, 39560, 44240, 45425, 47558, 49450, 50876, 54352, 55300, 55384, 60200, 63595, 64400, 67940, 69230, 72680, 78131, 79120, 84925, 90850, 95116, 98900, 101752, 110600, 110768, 118895, 120400, 127190, 135880, 138460, 145360, 156262, 169850, 173075, 181700, 190232, 197800, 203504, 221200, 237790, 254380, 271760, 276920, 312524, 317975, 339700, 346150, 363400, 380464, 390655, 395600, 475580, 508760, 546917, 553840, 594475, 625048, 635950, 679400, 692300, 726800, 781310, 951160, 1017520, 1093834, 1188950, 1250096, 1271900, 1358800, 1384600, 1562620, 1902320, 1953275, 2187668, 2377900, 2543800, 2734585, 2769200, 3125240, 3906550, 4375336, 4755800, 5087600, 5469170, 6250480, 7813100, 8750672, 9511600, 10938340, 13672925, 15626200, 21876680, 27345850, 31252400, 43753360, 54691700, 109383400, 218766800]

約数ペア:

[(1, 218766800), (2, 109383400), (4, 54691700), (5, 43753360), (7, 31252400), (8, 27345850), (10, 21876680), (14, 15626200), (16, 13672925), (20, 10938340), (23, 9511600), (25, 8750672), (28, 7813100), (35, 6250480), (40, 5469170), (43, 5087600), (46, 4755800), (50, 4375336), (56, 3906550), (70, 3125240), (79, 2769200), (80, 2734585), (86, 2543800), (92, 2377900), (100, 2187668), (112, 1953275), (115, 1902320), (140, 1562620), (158, 1384600), (161, 1358800), (172, 1271900), (175, 1250096), (184, 1188950), (200, 1093834), (215, 1017520), (230, 951160), (280, 781310), (301, 726800), (316, 692300), (322, 679400), (344, 635950), (350, 625048), (368, 594475), (395, 553840), (400, 546917), (430, 508760), (460, 475580), (553, 395600), (560, 390655), (575, 380464), (602, 363400), (632, 346150), (644, 339700), (688, 317975), (700, 312524), (790, 276920), (805, 271760), (860, 254380), (920, 237790), (989, 221200), (1075, 203504), (1106, 197800), (1150, 190232), (1204, 181700), (1264, 173075), (1288, 169850), (1400, 156262), (1505, 145360), (1580, 138460), (1610, 135880), (1720, 127190), (1817, 120400), (1840, 118895), (1975, 110768), (1978, 110600), (2150, 101752), (2212, 98900), (2300, 95116), (2408, 90850), (2576, 84925), (2765, 79120), (2800, 78131), (3010, 72680), (3160, 69230), (3220, 67940), (3397, 64400), (3440, 63595), (3634, 60200), (3950, 55384), (3956, 55300), (4025, 54352), (4300, 50876), (4424, 49450), (4600, 47558), (4816, 45425), (4945, 44240), (5530, 39560), (6020, 36340), (6320, 34615), (6440, 33970), (6794, 32200), (6923, 31600), (7268, 30100), (7525, 29072), (7900, 27692), (7912, 27650), (8050, 27176), (8600, 25438), (8848, 24725), (9085, 24080), (9200, 23779), (9890, 22120), (11060, 19780), (12040, 18170), (12719, 17200), (12880, 16985), (13588, 16100), (13825, 15824), (13846, 15800), (14536, 15050)]