251411040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1067

約数の個数: 240

約数和(自身を含む): 934884720

約数和(自身を除く): 683473680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1021, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2042, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3063, 3078, 3240, 3420, 4084, 4104, 4320, 4560, 5105, 5130, 5472, 6126, 6156, 6480, 6840, 7695, 8168, 8208, 9120, 9189, 10210, 10260, 12252, 12312, 12960, 13680, 15315, 15390, 16336, 16416, 18378, 19399, 20420, 20520, 24504, 24624, 27360, 27567, 30630, 30780, 32672, 36756, 38798, 40840, 41040, 45945, 49008, 49248, 55134, 58197, 61260, 61560, 73512, 77596, 81680, 82080, 82701, 91890, 96995, 98016, 110268, 116394, 122520, 123120, 137835, 147024, 155192, 163360, 165402, 174591, 183780, 193990, 220536, 232788, 245040, 246240, 275670, 290985, 294048, 310384, 330804, 349182, 367560, 387980, 413505, 441072, 465576, 490080, 523773, 551340, 581970, 620768, 661608, 698364, 735120, 775960, 827010, 872955, 882144, 931152, 1047546, 1102680, 1163940, 1323216, 1396728, 1470240, 1551920, 1571319, 1654020, 1745910, 1862304, 2095092, 2205360, 2327880, 2618865, 2646432, 2793456, 3103840, 3142638, 3308040, 3491820, 4190184, 4410720, 4655760, 5237730, 5586912, 6285276, 6616080, 6983640, 7856595, 8380368, 9311520, 10475460, 12570552, 13232160, 13967280, 15713190, 16760736, 20950920, 25141104, 27934560, 31426380, 41901840, 50282208, 62852760, 83803680, 125705520, 251411040]

約数ペア:

[(1, 251411040), (2, 125705520), (3, 83803680), (4, 62852760), (5, 50282208), (6, 41901840), (8, 31426380), (9, 27934560), (10, 25141104), (12, 20950920), (15, 16760736), (16, 15713190), (18, 13967280), (19, 13232160), (20, 12570552), (24, 10475460), (27, 9311520), (30, 8380368), (32, 7856595), (36, 6983640), (38, 6616080), (40, 6285276), (45, 5586912), (48, 5237730), (54, 4655760), (57, 4410720), (60, 4190184), (72, 3491820), (76, 3308040), (80, 3142638), (81, 3103840), (90, 2793456), (95, 2646432), (96, 2618865), (108, 2327880), (114, 2205360), (120, 2095092), (135, 1862304), (144, 1745910), (152, 1654020), (160, 1571319), (162, 1551920), (171, 1470240), (180, 1396728), (190, 1323216), (216, 1163940), (228, 1102680), (240, 1047546), (270, 931152), (285, 882144), (288, 872955), (304, 827010), (324, 775960), (342, 735120), (360, 698364), (380, 661608), (405, 620768), (432, 581970), (456, 551340), (480, 523773), (513, 490080), (540, 465576), (570, 441072), (608, 413505), (648, 387980), (684, 367560), (720, 349182), (760, 330804), (810, 310384), (855, 294048), (864, 290985), (912, 275670), (1021, 246240), (1026, 245040), (1080, 232788), (1140, 220536), (1296, 193990), (1368, 183780), (1440, 174591), (1520, 165402), (1539, 163360), (1620, 155192), (1710, 147024), (1824, 137835), (2042, 123120), (2052, 122520), (2160, 116394), (2280, 110268), (2565, 98016), (2592, 96995), (2736, 91890), (3040, 82701), (3063, 82080), (3078, 81680), (3240, 77596), (3420, 73512), (4084, 61560), (4104, 61260), (4320, 58197), (4560, 55134), (5105, 49248), (5130, 49008), (5472, 45945), (6126, 41040), (6156, 40840), (6480, 38798), (6840, 36756), (7695, 32672), (8168, 30780), (8208, 30630), (9120, 27567), (9189, 27360), (10210, 24624), (10260, 24504), (12252, 20520), (12312, 20420), (12960, 19399), (13680, 18378), (15315, 16416), (15390, 16336)]