254632560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 320

約数和(自身を含む): 989936640

約数和(自身を除く): 735304080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 89, 91, 104, 105, 112, 120, 130, 131, 140, 156, 168, 178, 182, 195, 208, 210, 240, 260, 262, 267, 273, 280, 312, 336, 356, 364, 390, 393, 420, 445, 455, 520, 524, 534, 546, 560, 623, 624, 655, 712, 728, 780, 786, 840, 890, 910, 917, 1040, 1048, 1068, 1092, 1157, 1246, 1310, 1335, 1365, 1424, 1456, 1560, 1572, 1680, 1703, 1780, 1820, 1834, 1869, 1965, 2096, 2136, 2184, 2314, 2492, 2620, 2670, 2730, 2751, 3115, 3120, 3144, 3406, 3471, 3560, 3640, 3668, 3738, 3930, 4272, 4368, 4585, 4628, 4984, 5109, 5240, 5340, 5460, 5502, 5785, 6230, 6288, 6812, 6942, 7120, 7280, 7336, 7476, 7860, 8099, 8515, 9170, 9256, 9345, 9968, 10218, 10480, 10680, 10920, 11004, 11570, 11659, 11921, 12460, 13624, 13755, 13884, 14672, 14952, 15720, 16198, 17030, 17355, 18340, 18512, 18690, 20436, 21360, 21840, 22008, 23140, 23318, 23842, 24297, 24920, 25545, 27248, 27510, 27768, 29904, 31440, 32396, 34060, 34710, 34977, 35763, 36680, 37380, 40495, 40872, 44016, 46280, 46636, 47684, 48594, 49840, 51090, 55020, 55536, 58295, 59605, 64792, 68120, 69420, 69954, 71526, 73360, 74760, 80990, 81613, 81744, 92560, 93272, 95368, 97188, 102180, 110040, 116590, 119210, 121485, 129584, 136240, 138840, 139908, 143052, 149520, 151567, 161980, 163226, 174885, 178815, 186544, 190736, 194376, 204360, 220080, 233180, 238420, 242970, 244839, 277680, 279816, 286104, 303134, 323960, 326452, 349770, 357630, 388752, 408065, 408720, 454701, 466360, 476840, 485940, 489678, 559632, 572208, 606268, 647920, 652904, 699540, 715260, 757835, 816130, 909402, 932720, 953680, 971880, 979356, 1060969, 1212536, 1224195, 1305808, 1399080, 1430520, 1515670, 1632260, 1818804, 1943760, 1958712, 2121938, 2273505, 2425072, 2448390, 2798160, 2861040, 3031340, 3182907, 3264520, 3637608, 3917424, 4243876, 4547010, 4896780, 5304845, 6062680, 6365814, 6529040, 7275216, 8487752, 9094020, 9793560, 10609690, 12125360, 12731628, 15914535, 16975504, 18188040, 19587120, 21219380, 25463256, 31829070, 36376080, 42438760, 50926512, 63658140, 84877520, 127316280, 254632560]

約数ペア:

[(1, 254632560), (2, 127316280), (3, 84877520), (4, 63658140), (5, 50926512), (6, 42438760), (7, 36376080), (8, 31829070), (10, 25463256), (12, 21219380), (13, 19587120), (14, 18188040), (15, 16975504), (16, 15914535), (20, 12731628), (21, 12125360), (24, 10609690), (26, 9793560), (28, 9094020), (30, 8487752), (35, 7275216), (39, 6529040), (40, 6365814), (42, 6062680), (48, 5304845), (52, 4896780), (56, 4547010), (60, 4243876), (65, 3917424), (70, 3637608), (78, 3264520), (80, 3182907), (84, 3031340), (89, 2861040), (91, 2798160), (104, 2448390), (105, 2425072), (112, 2273505), (120, 2121938), (130, 1958712), (131, 1943760), (140, 1818804), (156, 1632260), (168, 1515670), (178, 1430520), (182, 1399080), (195, 1305808), (208, 1224195), (210, 1212536), (240, 1060969), (260, 979356), (262, 971880), (267, 953680), (273, 932720), (280, 909402), (312, 816130), (336, 757835), (356, 715260), (364, 699540), (390, 652904), (393, 647920), (420, 606268), (445, 572208), (455, 559632), (520, 489678), (524, 485940), (534, 476840), (546, 466360), (560, 454701), (623, 408720), (624, 408065), (655, 388752), (712, 357630), (728, 349770), (780, 326452), (786, 323960), (840, 303134), (890, 286104), (910, 279816), (917, 277680), (1040, 244839), (1048, 242970), (1068, 238420), (1092, 233180), (1157, 220080), (1246, 204360), (1310, 194376), (1335, 190736), (1365, 186544), (1424, 178815), (1456, 174885), (1560, 163226), (1572, 161980), (1680, 151567), (1703, 149520), (1780, 143052), (1820, 139908), (1834, 138840), (1869, 136240), (1965, 129584), (2096, 121485), (2136, 119210), (2184, 116590), (2314, 110040), (2492, 102180), (2620, 97188), (2670, 95368), (2730, 93272), (2751, 92560), (3115, 81744), (3120, 81613), (3144, 80990), (3406, 74760), (3471, 73360), (3560, 71526), (3640, 69954), (3668, 69420), (3738, 68120), (3930, 64792), (4272, 59605), (4368, 58295), (4585, 55536), (4628, 55020), (4984, 51090), (5109, 49840), (5240, 48594), (5340, 47684), (5460, 46636), (5502, 46280), (5785, 44016), (6230, 40872), (6288, 40495), (6812, 37380), (6942, 36680), (7120, 35763), (7280, 34977), (7336, 34710), (7476, 34060), (7860, 32396), (8099, 31440), (8515, 29904), (9170, 27768), (9256, 27510), (9345, 27248), (9968, 25545), (10218, 24920), (10480, 24297), (10680, 23842), (10920, 23318), (11004, 23140), (11570, 22008), (11659, 21840), (11921, 21360), (12460, 20436), (13624, 18690), (13755, 18512), (13884, 18340), (14672, 17355), (14952, 17030), (15720, 16198)]