1405038840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{809}}^1$

素因数の和:1217

約数の個数: 128

約数和(自身を含む): 4335508800

約数和(自身を除く): 2930469960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 353, 410, 492, 615, 706, 809, 820, 984, 1059, 1230, 1412, 1618, 1640, 1765, 2118, 2427, 2460, 2824, 3236, 3530, 4045, 4236, 4854, 4920, 5295, 6472, 7060, 8090, 8472, 9708, 10590, 12135, 14120, 14473, 16180, 19416, 21180, 24270, 28946, 32360, 33169, 42360, 43419, 48540, 57892, 66338, 72365, 86838, 97080, 99507, 115784, 132676, 144730, 165845, 173676, 199014, 217095, 265352, 285577, 289460, 331690, 347352, 398028, 434190, 497535, 571154, 578920, 663380, 796056, 856731, 868380, 995070, 1142308, 1326760, 1427885, 1713462, 1736760, 1990140, 2284616, 2855770, 3426924, 3980280, 4283655, 5711540, 6853848, 8567310, 11423080, 11708657, 17134620, 23417314, 34269240, 35125971, 46834628, 58543285, 70251942, 93669256, 117086570, 140503884, 175629855, 234173140, 281007768, 351259710, 468346280, 702519420, 1405038840]

約数ペア:

[(1, 1405038840), (2, 702519420), (3, 468346280), (4, 351259710), (5, 281007768), (6, 234173140), (8, 175629855), (10, 140503884), (12, 117086570), (15, 93669256), (20, 70251942), (24, 58543285), (30, 46834628), (40, 35125971), (41, 34269240), (60, 23417314), (82, 17134620), (120, 11708657), (123, 11423080), (164, 8567310), (205, 6853848), (246, 5711540), (328, 4283655), (353, 3980280), (410, 3426924), (492, 2855770), (615, 2284616), (706, 1990140), (809, 1736760), (820, 1713462), (984, 1427885), (1059, 1326760), (1230, 1142308), (1412, 995070), (1618, 868380), (1640, 856731), (1765, 796056), (2118, 663380), (2427, 578920), (2460, 571154), (2824, 497535), (3236, 434190), (3530, 398028), (4045, 347352), (4236, 331690), (4854, 289460), (4920, 285577), (5295, 265352), (6472, 217095), (7060, 199014), (8090, 173676), (8472, 165845), (9708, 144730), (10590, 132676), (12135, 115784), (14120, 99507), (14473, 97080), (16180, 86838), (19416, 72365), (21180, 66338), (24270, 57892), (28946, 48540), (32360, 43419), (33169, 42360)]