420684480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 252

約数和(自身を含む): 1500164640

約数和(自身を除く): 1079480160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 79, 80, 86, 90, 96, 120, 129, 144, 158, 160, 172, 180, 192, 215, 237, 240, 258, 288, 316, 320, 344, 360, 387, 395, 430, 474, 480, 516, 576, 632, 645, 688, 711, 720, 774, 790, 860, 948, 960, 1032, 1185, 1264, 1290, 1376, 1422, 1440, 1548, 1580, 1720, 1849, 1896, 1935, 2064, 2370, 2528, 2580, 2752, 2844, 2880, 3096, 3160, 3397, 3440, 3555, 3698, 3792, 3870, 4128, 4740, 5056, 5160, 5547, 5688, 6192, 6320, 6794, 6880, 7110, 7396, 7584, 7740, 8256, 9245, 9480, 10191, 10320, 11094, 11376, 12384, 12640, 13588, 13760, 14220, 14792, 15168, 15480, 16641, 16985, 18490, 18960, 20382, 20640, 22188, 22752, 24768, 25280, 27176, 27735, 28440, 29584, 30573, 30960, 33282, 33970, 36980, 37920, 40764, 41280, 44376, 45504, 50955, 54352, 55470, 56880, 59168, 61146, 61920, 66564, 67940, 73960, 75840, 81528, 83205, 88752, 101910, 108704, 110940, 113760, 118336, 122292, 123840, 133128, 135880, 146071, 147920, 152865, 163056, 166410, 177504, 203820, 217408, 221880, 227520, 244584, 266256, 271760, 292142, 295840, 305730, 326112, 332820, 355008, 407640, 438213, 443760, 489168, 532512, 543520, 584284, 591680, 611460, 652224, 665640, 730355, 815280, 876426, 887520, 978336, 1065024, 1087040, 1168568, 1222920, 1314639, 1331280, 1460710, 1630560, 1752852, 1775040, 1956672, 2191065, 2337136, 2445840, 2629278, 2662560, 2921420, 3261120, 3505704, 4382130, 4674272, 4891680, 5258556, 5325120, 5842840, 6573195, 7011408, 8764260, 9348544, 9783360, 10517112, 11685680, 13146390, 14022816, 17528520, 21034224, 23371360, 26292780, 28045632, 35057040, 42068448, 46742720, 52585560, 70114080, 84136896, 105171120, 140228160, 210342240, 420684480]

約数ペア:

[(1, 420684480), (2, 210342240), (3, 140228160), (4, 105171120), (5, 84136896), (6, 70114080), (8, 52585560), (9, 46742720), (10, 42068448), (12, 35057040), (15, 28045632), (16, 26292780), (18, 23371360), (20, 21034224), (24, 17528520), (30, 14022816), (32, 13146390), (36, 11685680), (40, 10517112), (43, 9783360), (45, 9348544), (48, 8764260), (60, 7011408), (64, 6573195), (72, 5842840), (79, 5325120), (80, 5258556), (86, 4891680), (90, 4674272), (96, 4382130), (120, 3505704), (129, 3261120), (144, 2921420), (158, 2662560), (160, 2629278), (172, 2445840), (180, 2337136), (192, 2191065), (215, 1956672), (237, 1775040), (240, 1752852), (258, 1630560), (288, 1460710), (316, 1331280), (320, 1314639), (344, 1222920), (360, 1168568), (387, 1087040), (395, 1065024), (430, 978336), (474, 887520), (480, 876426), (516, 815280), (576, 730355), (632, 665640), (645, 652224), (688, 611460), (711, 591680), (720, 584284), (774, 543520), (790, 532512), (860, 489168), (948, 443760), (960, 438213), (1032, 407640), (1185, 355008), (1264, 332820), (1290, 326112), (1376, 305730), (1422, 295840), (1440, 292142), (1548, 271760), (1580, 266256), (1720, 244584), (1849, 227520), (1896, 221880), (1935, 217408), (2064, 203820), (2370, 177504), (2528, 166410), (2580, 163056), (2752, 152865), (2844, 147920), (2880, 146071), (3096, 135880), (3160, 133128), (3397, 123840), (3440, 122292), (3555, 118336), (3698, 113760), (3792, 110940), (3870, 108704), (4128, 101910), (4740, 88752), (5056, 83205), (5160, 81528), (5547, 75840), (5688, 73960), (6192, 67940), (6320, 66564), (6794, 61920), (6880, 61146), (7110, 59168), (7396, 56880), (7584, 55470), (7740, 54352), (8256, 50955), (9245, 45504), (9480, 44376), (10191, 41280), (10320, 40764), (11094, 37920), (11376, 36980), (12384, 33970), (12640, 33282), (13588, 30960), (13760, 30573), (14220, 29584), (14792, 28440), (15168, 27735), (15480, 27176), (16641, 25280), (16985, 24768), (18490, 22752), (18960, 22188), (20382, 20640)]