156924777740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1\times {\mathrm{2803}}^1$

素因数の和:3403

約数の個数: 96

約数和(自身を含む): 338941014720

約数和(自身を除く): 182016236980

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 218, 244, 305, 421, 436, 545, 610, 842, 1090, 1220, 1684, 2105, 2180, 2803, 4210, 5606, 6649, 8420, 11212, 13298, 14015, 25681, 26596, 28030, 33245, 45889, 51362, 56060, 66490, 91778, 102724, 128405, 132980, 170983, 183556, 229445, 256810, 305527, 341966, 458890, 513620, 611054, 683932, 854915, 917780, 1180063, 1222108, 1527635, 1709830, 2360126, 2799229, 3055270, 3419660, 4720252, 5598458, 5900315, 6110540, 11196916, 11800630, 13996145, 18637147, 23601260, 27992290, 37274294, 55984580, 71983843, 74548588, 93185735, 128626867, 143967686, 186371470, 257253734, 287935372, 359919215, 372742940, 514507468, 643134335, 719838430, 1286268670, 1439676860, 2572537340, 7846238887, 15692477774, 31384955548, 39231194435, 78462388870, 156924777740]

約数ペア:

[(1, 156924777740), (2, 78462388870), (4, 39231194435), (5, 31384955548), (10, 15692477774), (20, 7846238887), (61, 2572537340), (109, 1439676860), (122, 1286268670), (218, 719838430), (244, 643134335), (305, 514507468), (421, 372742940), (436, 359919215), (545, 287935372), (610, 257253734), (842, 186371470), (1090, 143967686), (1220, 128626867), (1684, 93185735), (2105, 74548588), (2180, 71983843), (2803, 55984580), (4210, 37274294), (5606, 27992290), (6649, 23601260), (8420, 18637147), (11212, 13996145), (13298, 11800630), (14015, 11196916), (25681, 6110540), (26596, 5900315), (28030, 5598458), (33245, 4720252), (45889, 3419660), (51362, 3055270), (56060, 2799229), (66490, 2360126), (91778, 1709830), (102724, 1527635), (128405, 1222108), (132980, 1180063), (170983, 917780), (183556, 854915), (229445, 683932), (256810, 611054), (305527, 513620), (341966, 458890)]