440205280

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 1154176128

約数和(自身を除く): 713970848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 53, 61, 74, 80, 92, 106, 115, 122, 148, 160, 184, 185, 212, 230, 244, 265, 296, 305, 368, 370, 424, 460, 488, 530, 592, 610, 736, 740, 848, 851, 920, 976, 1060, 1184, 1219, 1220, 1403, 1480, 1696, 1702, 1840, 1952, 1961, 2120, 2257, 2438, 2440, 2806, 2960, 3233, 3404, 3680, 3922, 4240, 4255, 4514, 4876, 4880, 5612, 5920, 6095, 6466, 6808, 7015, 7844, 8480, 8510, 9028, 9752, 9760, 9805, 11224, 11285, 12190, 12932, 13616, 14030, 15688, 16165, 17020, 18056, 19504, 19610, 22448, 22570, 24380, 25864, 27232, 28060, 31376, 32330, 34040, 36112, 39008, 39220, 44896, 45103, 45140, 48760, 51728, 51911, 56120, 62752, 64660, 68080, 72224, 74359, 78440, 90206, 90280, 97520, 103456, 103822, 112240, 119621, 129320, 136160, 148718, 156880, 180412, 180560, 195040, 207644, 224480, 225515, 239242, 258640, 259555, 297436, 313760, 360824, 361120, 371795, 415288, 451030, 478484, 517280, 519110, 594872, 598105, 721648, 743590, 830576, 902060, 956968, 1038220, 1189744, 1196210, 1443296, 1487180, 1661152, 1804120, 1913936, 2076440, 2379488, 2392420, 2751283, 2974360, 3608240, 3827872, 4152880, 4784840, 5502566, 5948720, 7216480, 8305760, 9569680, 11005132, 11897440, 13756415, 19139360, 22010264, 27512830, 44020528, 55025660, 88041056, 110051320, 220102640, 440205280]

約数ペア:

[(1, 440205280), (2, 220102640), (4, 110051320), (5, 88041056), (8, 55025660), (10, 44020528), (16, 27512830), (20, 22010264), (23, 19139360), (32, 13756415), (37, 11897440), (40, 11005132), (46, 9569680), (53, 8305760), (61, 7216480), (74, 5948720), (80, 5502566), (92, 4784840), (106, 4152880), (115, 3827872), (122, 3608240), (148, 2974360), (160, 2751283), (184, 2392420), (185, 2379488), (212, 2076440), (230, 1913936), (244, 1804120), (265, 1661152), (296, 1487180), (305, 1443296), (368, 1196210), (370, 1189744), (424, 1038220), (460, 956968), (488, 902060), (530, 830576), (592, 743590), (610, 721648), (736, 598105), (740, 594872), (848, 519110), (851, 517280), (920, 478484), (976, 451030), (1060, 415288), (1184, 371795), (1219, 361120), (1220, 360824), (1403, 313760), (1480, 297436), (1696, 259555), (1702, 258640), (1840, 239242), (1952, 225515), (1961, 224480), (2120, 207644), (2257, 195040), (2438, 180560), (2440, 180412), (2806, 156880), (2960, 148718), (3233, 136160), (3404, 129320), (3680, 119621), (3922, 112240), (4240, 103822), (4255, 103456), (4514, 97520), (4876, 90280), (4880, 90206), (5612, 78440), (5920, 74359), (6095, 72224), (6466, 68080), (6808, 64660), (7015, 62752), (7844, 56120), (8480, 51911), (8510, 51728), (9028, 48760), (9752, 45140), (9760, 45103), (9805, 44896), (11224, 39220), (11285, 39008), (12190, 36112), (12932, 34040), (13616, 32330), (14030, 31376), (15688, 28060), (16165, 27232), (17020, 25864), (18056, 24380), (19504, 22570), (19610, 22448)]