428552880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3229}}^1$

素因数の和:3331

約数の個数: 160

約数和(自身を含む): 1537996800

約数和(自身を除く): 1109443920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1580, 1659, 1680, 1896, 2212, 2370, 2765, 3160, 3229, 3318, 3792, 4424, 4740, 5530, 6320, 6458, 6636, 8295, 8848, 9480, 9687, 11060, 12916, 13272, 16145, 16590, 18960, 19374, 22120, 22603, 25832, 26544, 32290, 33180, 38748, 44240, 45206, 48435, 51664, 64580, 66360, 67809, 77496, 90412, 96870, 113015, 129160, 132720, 135618, 154992, 180824, 193740, 226030, 255091, 258320, 271236, 339045, 361648, 387480, 452060, 510182, 542472, 678090, 765273, 774960, 904120, 1020364, 1084944, 1275455, 1356180, 1530546, 1785637, 1808240, 2040728, 2550910, 2712360, 3061092, 3571274, 3826365, 4081456, 5101820, 5356911, 5424720, 6122184, 7142548, 7652730, 8928185, 10203640, 10713822, 12244368, 14285096, 15305460, 17856370, 20407280, 21427644, 26784555, 28570192, 30610920, 35712740, 42855288, 53569110, 61221840, 71425480, 85710576, 107138220, 142850960, 214276440, 428552880]

約数ペア:

[(1, 428552880), (2, 214276440), (3, 142850960), (4, 107138220), (5, 85710576), (6, 71425480), (7, 61221840), (8, 53569110), (10, 42855288), (12, 35712740), (14, 30610920), (15, 28570192), (16, 26784555), (20, 21427644), (21, 20407280), (24, 17856370), (28, 15305460), (30, 14285096), (35, 12244368), (40, 10713822), (42, 10203640), (48, 8928185), (56, 7652730), (60, 7142548), (70, 6122184), (79, 5424720), (80, 5356911), (84, 5101820), (105, 4081456), (112, 3826365), (120, 3571274), (140, 3061092), (158, 2712360), (168, 2550910), (210, 2040728), (237, 1808240), (240, 1785637), (280, 1530546), (316, 1356180), (336, 1275455), (395, 1084944), (420, 1020364), (474, 904120), (553, 774960), (560, 765273), (632, 678090), (790, 542472), (840, 510182), (948, 452060), (1106, 387480), (1185, 361648), (1264, 339045), (1580, 271236), (1659, 258320), (1680, 255091), (1896, 226030), (2212, 193740), (2370, 180824), (2765, 154992), (3160, 135618), (3229, 132720), (3318, 129160), (3792, 113015), (4424, 96870), (4740, 90412), (5530, 77496), (6320, 67809), (6458, 66360), (6636, 64580), (8295, 51664), (8848, 48435), (9480, 45206), (9687, 44240), (11060, 38748), (12916, 33180), (13272, 32290), (16145, 26544), (16590, 25832), (18960, 22603), (19374, 22120)]