56439180

素因数分解:

$2^2\times 3^6\times 5^1\times 7^2\times {\mathrm{79}}^1$

素因数の和:120

約数の個数: 252

約数和(自身を含む): 209331360

約数和(自身を除く): 152892180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 79, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 158, 162, 180, 189, 196, 210, 237, 243, 245, 252, 270, 294, 315, 316, 324, 378, 395, 405, 420, 441, 474, 486, 490, 540, 553, 567, 588, 630, 711, 729, 735, 756, 790, 810, 882, 945, 948, 972, 980, 1106, 1134, 1185, 1215, 1260, 1323, 1422, 1458, 1470, 1580, 1620, 1659, 1701, 1764, 1890, 2133, 2205, 2212, 2268, 2370, 2430, 2646, 2765, 2835, 2844, 2916, 2940, 3318, 3402, 3555, 3645, 3780, 3871, 3969, 4266, 4410, 4740, 4860, 4977, 5103, 5292, 5530, 5670, 6399, 6615, 6636, 6804, 7110, 7290, 7742, 7938, 8295, 8505, 8532, 8820, 9954, 10206, 10665, 11060, 11340, 11613, 11907, 12798, 13230, 14220, 14580, 14931, 15484, 15876, 16590, 17010, 19197, 19355, 19845, 19908, 20412, 21330, 23226, 23814, 24885, 25515, 25596, 26460, 29862, 31995, 33180, 34020, 34839, 35721, 38394, 38710, 39690, 42660, 44793, 46452, 47628, 49770, 51030, 57591, 58065, 59535, 59724, 63990, 69678, 71442, 74655, 76788, 77420, 79380, 89586, 95985, 99540, 102060, 104517, 115182, 116130, 119070, 127980, 134379, 139356, 142884, 149310, 174195, 178605, 179172, 191970, 209034, 223965, 230364, 232260, 238140, 268758, 287955, 298620, 313551, 348390, 357210, 383940, 403137, 418068, 447930, 522585, 537516, 575910, 627102, 671895, 696780, 714420, 806274, 895860, 940653, 1045170, 1151820, 1254204, 1343790, 1567755, 1612548, 1881306, 2015685, 2090340, 2687580, 2821959, 3135510, 3762612, 4031370, 4703265, 5643918, 6271020, 8062740, 9406530, 11287836, 14109795, 18813060, 28219590, 56439180]

約数ペア:

[(1, 56439180), (2, 28219590), (3, 18813060), (4, 14109795), (5, 11287836), (6, 9406530), (7, 8062740), (9, 6271020), (10, 5643918), (12, 4703265), (14, 4031370), (15, 3762612), (18, 3135510), (20, 2821959), (21, 2687580), (27, 2090340), (28, 2015685), (30, 1881306), (35, 1612548), (36, 1567755), (42, 1343790), (45, 1254204), (49, 1151820), (54, 1045170), (60, 940653), (63, 895860), (70, 806274), (79, 714420), (81, 696780), (84, 671895), (90, 627102), (98, 575910), (105, 537516), (108, 522585), (126, 447930), (135, 418068), (140, 403137), (147, 383940), (158, 357210), (162, 348390), (180, 313551), (189, 298620), (196, 287955), (210, 268758), (237, 238140), (243, 232260), (245, 230364), (252, 223965), (270, 209034), (294, 191970), (315, 179172), (316, 178605), (324, 174195), (378, 149310), (395, 142884), (405, 139356), (420, 134379), (441, 127980), (474, 119070), (486, 116130), (490, 115182), (540, 104517), (553, 102060), (567, 99540), (588, 95985), (630, 89586), (711, 79380), (729, 77420), (735, 76788), (756, 74655), (790, 71442), (810, 69678), (882, 63990), (945, 59724), (948, 59535), (972, 58065), (980, 57591), (1106, 51030), (1134, 49770), (1185, 47628), (1215, 46452), (1260, 44793), (1323, 42660), (1422, 39690), (1458, 38710), (1470, 38394), (1580, 35721), (1620, 34839), (1659, 34020), (1701, 33180), (1764, 31995), (1890, 29862), (2133, 26460), (2205, 25596), (2212, 25515), (2268, 24885), (2370, 23814), (2430, 23226), (2646, 21330), (2765, 20412), (2835, 19908), (2844, 19845), (2916, 19355), (2940, 19197), (3318, 17010), (3402, 16590), (3555, 15876), (3645, 15484), (3780, 14931), (3871, 14580), (3969, 14220), (4266, 13230), (4410, 12798), (4740, 11907), (4860, 11613), (4977, 11340), (5103, 11060), (5292, 10665), (5530, 10206), (5670, 9954), (6399, 8820), (6615, 8532), (6636, 8505), (6804, 8295), (7110, 7938), (7290, 7742)]