151021920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{6421}}^1$

素因数の和:6453

約数の個数: 144

約数和(自身を含む): 553473648

約数和(自身を除く): 402451728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 6421, 7840, 11760, 12842, 19263, 23520, 25684, 32105, 38526, 44947, 51368, 64210, 77052, 89894, 96315, 102736, 128420, 134841, 154104, 179788, 192630, 205472, 224735, 256840, 269682, 308208, 314629, 359576, 385260, 449470, 513680, 539364, 616416, 629258, 674205, 719152, 770520, 898940, 943887, 1027360, 1078728, 1258516, 1348410, 1438304, 1541040, 1573145, 1797880, 1887774, 2157456, 2517032, 2696820, 3082080, 3146290, 3595760, 3775548, 4314912, 4719435, 5034064, 5393640, 6292580, 7191520, 7551096, 9438870, 10068128, 10787280, 12585160, 15102192, 18877740, 21574560, 25170320, 30204384, 37755480, 50340640, 75510960, 151021920]

約数ペア:

[(1, 151021920), (2, 75510960), (3, 50340640), (4, 37755480), (5, 30204384), (6, 25170320), (7, 21574560), (8, 18877740), (10, 15102192), (12, 12585160), (14, 10787280), (15, 10068128), (16, 9438870), (20, 7551096), (21, 7191520), (24, 6292580), (28, 5393640), (30, 5034064), (32, 4719435), (35, 4314912), (40, 3775548), (42, 3595760), (48, 3146290), (49, 3082080), (56, 2696820), (60, 2517032), (70, 2157456), (80, 1887774), (84, 1797880), (96, 1573145), (98, 1541040), (105, 1438304), (112, 1348410), (120, 1258516), (140, 1078728), (147, 1027360), (160, 943887), (168, 898940), (196, 770520), (210, 719152), (224, 674205), (240, 629258), (245, 616416), (280, 539364), (294, 513680), (336, 449470), (392, 385260), (420, 359576), (480, 314629), (490, 308208), (560, 269682), (588, 256840), (672, 224735), (735, 205472), (784, 192630), (840, 179788), (980, 154104), (1120, 134841), (1176, 128420), (1470, 102736), (1568, 96315), (1680, 89894), (1960, 77052), (2352, 64210), (2940, 51368), (3360, 44947), (3920, 38526), (4704, 32105), (5880, 25684), (6421, 23520), (7840, 19263), (11760, 12842)]