181998936

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:758

約数の個数: 144

約数和(自身を含む): 581536800

約数和(自身を除く): 399537864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 79, 84, 98, 126, 147, 158, 168, 196, 237, 252, 294, 316, 392, 441, 474, 504, 553, 588, 632, 653, 711, 882, 948, 1106, 1176, 1306, 1422, 1659, 1764, 1896, 1959, 2212, 2612, 2844, 3318, 3528, 3871, 3918, 4424, 4571, 4977, 5224, 5688, 5877, 6636, 7742, 7836, 9142, 9954, 11613, 11754, 13272, 13713, 15484, 15672, 18284, 19908, 23226, 23508, 27426, 30968, 31997, 34839, 36568, 39816, 41139, 46452, 47016, 51587, 54852, 63994, 69678, 82278, 92904, 95991, 103174, 109704, 127988, 139356, 154761, 164556, 191982, 206348, 255976, 278712, 287973, 309522, 329112, 361109, 383964, 412696, 464283, 575946, 619044, 722218, 767928, 928566, 1083327, 1151892, 1238088, 1444436, 1857132, 2166654, 2303784, 2527763, 2888872, 3249981, 3714264, 4333308, 5055526, 6499962, 7583289, 8666616, 10111052, 12999924, 15166578, 20222104, 22749867, 25999848, 30333156, 45499734, 60666312, 90999468, 181998936]

約数ペア:

[(1, 181998936), (2, 90999468), (3, 60666312), (4, 45499734), (6, 30333156), (7, 25999848), (8, 22749867), (9, 20222104), (12, 15166578), (14, 12999924), (18, 10111052), (21, 8666616), (24, 7583289), (28, 6499962), (36, 5055526), (42, 4333308), (49, 3714264), (56, 3249981), (63, 2888872), (72, 2527763), (79, 2303784), (84, 2166654), (98, 1857132), (126, 1444436), (147, 1238088), (158, 1151892), (168, 1083327), (196, 928566), (237, 767928), (252, 722218), (294, 619044), (316, 575946), (392, 464283), (441, 412696), (474, 383964), (504, 361109), (553, 329112), (588, 309522), (632, 287973), (653, 278712), (711, 255976), (882, 206348), (948, 191982), (1106, 164556), (1176, 154761), (1306, 139356), (1422, 127988), (1659, 109704), (1764, 103174), (1896, 95991), (1959, 92904), (2212, 82278), (2612, 69678), (2844, 63994), (3318, 54852), (3528, 51587), (3871, 47016), (3918, 46452), (4424, 41139), (4571, 39816), (4977, 36568), (5224, 34839), (5688, 31997), (5877, 30968), (6636, 27426), (7742, 23508), (7836, 23226), (9142, 19908), (9954, 18284), (11613, 15672), (11754, 15484), (13272, 13713)]