51999960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22807}}^1$

素因数の和:22840

約数の個数: 64

約数和(自身を含む): 164217600

約数和(自身を除く): 112217640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 22807, 45614, 68421, 91228, 114035, 136842, 182456, 228070, 273684, 342105, 433333, 456140, 547368, 684210, 866666, 912280, 1299999, 1368420, 1733332, 2166665, 2599998, 2736840, 3466664, 4333330, 5199996, 6499995, 8666660, 10399992, 12999990, 17333320, 25999980, 51999960]

約数ペア:

[(1, 51999960), (2, 25999980), (3, 17333320), (4, 12999990), (5, 10399992), (6, 8666660), (8, 6499995), (10, 5199996), (12, 4333330), (15, 3466664), (19, 2736840), (20, 2599998), (24, 2166665), (30, 1733332), (38, 1368420), (40, 1299999), (57, 912280), (60, 866666), (76, 684210), (95, 547368), (114, 456140), (120, 433333), (152, 342105), (190, 273684), (228, 228070), (285, 182456), (380, 136842), (456, 114035), (570, 91228), (760, 68421), (1140, 45614), (2280, 22807)]