420852900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^2$

素因数の和:179

約数の個数: 216

約数和(自身を含む): 1376967424

約数和(自身を除く): 956114524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 59, 60, 62, 65, 75, 78, 93, 100, 118, 124, 130, 150, 155, 156, 177, 186, 195, 236, 260, 295, 300, 310, 325, 354, 372, 390, 403, 465, 590, 620, 650, 708, 767, 775, 780, 806, 885, 930, 975, 1180, 1209, 1300, 1475, 1534, 1550, 1612, 1770, 1829, 1860, 1950, 2015, 2301, 2325, 2418, 2950, 3068, 3100, 3481, 3540, 3658, 3835, 3900, 4030, 4425, 4602, 4650, 4836, 5487, 5900, 6045, 6962, 7316, 7670, 8060, 8850, 9145, 9204, 9300, 10075, 10443, 10974, 11505, 12090, 13924, 15340, 17405, 17700, 18290, 19175, 20150, 20886, 21948, 23010, 23777, 24180, 27435, 30225, 34810, 36580, 38350, 40300, 41772, 45253, 45725, 46020, 47554, 52215, 54870, 57525, 60450, 69620, 71331, 76700, 87025, 90506, 91450, 95108, 104430, 107911, 109740, 115050, 118885, 120900, 135759, 137175, 142662, 174050, 181012, 182900, 208860, 215822, 226265, 230100, 237770, 261075, 271518, 274350, 285324, 323733, 348100, 356655, 431644, 452530, 475540, 522150, 539555, 543036, 548700, 594425, 647466, 678795, 713310, 905060, 1044300, 1079110, 1131325, 1188850, 1294932, 1357590, 1402843, 1426620, 1618665, 1783275, 2158220, 2262650, 2377700, 2697775, 2715180, 2805686, 3237330, 3393975, 3566550, 4208529, 4525300, 5395550, 5611372, 6474660, 6787950, 7014215, 7133100, 8093325, 8417058, 10791100, 13575900, 14028430, 16186650, 16834116, 21042645, 28056860, 32373300, 35071075, 42085290, 70142150, 84170580, 105213225, 140284300, 210426450, 420852900]

約数ペア:

[(1, 420852900), (2, 210426450), (3, 140284300), (4, 105213225), (5, 84170580), (6, 70142150), (10, 42085290), (12, 35071075), (13, 32373300), (15, 28056860), (20, 21042645), (25, 16834116), (26, 16186650), (30, 14028430), (31, 13575900), (39, 10791100), (50, 8417058), (52, 8093325), (59, 7133100), (60, 7014215), (62, 6787950), (65, 6474660), (75, 5611372), (78, 5395550), (93, 4525300), (100, 4208529), (118, 3566550), (124, 3393975), (130, 3237330), (150, 2805686), (155, 2715180), (156, 2697775), (177, 2377700), (186, 2262650), (195, 2158220), (236, 1783275), (260, 1618665), (295, 1426620), (300, 1402843), (310, 1357590), (325, 1294932), (354, 1188850), (372, 1131325), (390, 1079110), (403, 1044300), (465, 905060), (590, 713310), (620, 678795), (650, 647466), (708, 594425), (767, 548700), (775, 543036), (780, 539555), (806, 522150), (885, 475540), (930, 452530), (975, 431644), (1180, 356655), (1209, 348100), (1300, 323733), (1475, 285324), (1534, 274350), (1550, 271518), (1612, 261075), (1770, 237770), (1829, 230100), (1860, 226265), (1950, 215822), (2015, 208860), (2301, 182900), (2325, 181012), (2418, 174050), (2950, 142662), (3068, 137175), (3100, 135759), (3481, 120900), (3540, 118885), (3658, 115050), (3835, 109740), (3900, 107911), (4030, 104430), (4425, 95108), (4602, 91450), (4650, 90506), (4836, 87025), (5487, 76700), (5900, 71331), (6045, 69620), (6962, 60450), (7316, 57525), (7670, 54870), (8060, 52215), (8850, 47554), (9145, 46020), (9204, 45725), (9300, 45253), (10075, 41772), (10443, 40300), (10974, 38350), (11505, 36580), (12090, 34810), (13924, 30225), (15340, 27435), (17405, 24180), (17700, 23777), (18290, 23010), (19175, 21948), (20150, 20886)]