123117720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4909}}^1$

素因数の和:4953

約数の個数: 128

約数和(自身を含む): 424224000

約数和(自身を除く): 301106280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 4909, 5016, 6270, 8360, 9818, 12540, 14727, 19636, 24545, 25080, 29454, 39272, 49090, 53999, 58908, 73635, 93271, 98180, 107998, 117816, 147270, 161997, 186542, 196360, 215996, 269995, 279813, 294540, 323994, 373084, 431992, 466355, 539990, 559626, 589080, 647988, 746168, 809985, 932710, 1025981, 1079980, 1119252, 1295976, 1399065, 1619970, 1865420, 2051962, 2159960, 2238504, 2798130, 3077943, 3239940, 3730840, 4103924, 5129905, 5596260, 6155886, 6479880, 8207848, 10259810, 11192520, 12311772, 15389715, 20519620, 24623544, 30779430, 41039240, 61558860, 123117720]

約数ペア:

[(1, 123117720), (2, 61558860), (3, 41039240), (4, 30779430), (5, 24623544), (6, 20519620), (8, 15389715), (10, 12311772), (11, 11192520), (12, 10259810), (15, 8207848), (19, 6479880), (20, 6155886), (22, 5596260), (24, 5129905), (30, 4103924), (33, 3730840), (38, 3239940), (40, 3077943), (44, 2798130), (55, 2238504), (57, 2159960), (60, 2051962), (66, 1865420), (76, 1619970), (88, 1399065), (95, 1295976), (110, 1119252), (114, 1079980), (120, 1025981), (132, 932710), (152, 809985), (165, 746168), (190, 647988), (209, 589080), (220, 559626), (228, 539990), (264, 466355), (285, 431992), (330, 373084), (380, 323994), (418, 294540), (440, 279813), (456, 269995), (570, 215996), (627, 196360), (660, 186542), (760, 161997), (836, 147270), (1045, 117816), (1140, 107998), (1254, 98180), (1320, 93271), (1672, 73635), (2090, 58908), (2280, 53999), (2508, 49090), (3135, 39272), (4180, 29454), (4909, 25080), (5016, 24545), (6270, 19636), (8360, 14727), (9818, 12540)]