144474880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 390878208

約数和(自身を除く): 246403328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 331, 341, 352, 440, 496, 620, 640, 662, 682, 704, 880, 992, 1240, 1280, 1324, 1364, 1408, 1655, 1705, 1760, 1984, 2480, 2648, 2728, 2816, 3310, 3410, 3520, 3641, 3968, 4960, 5296, 5456, 6620, 6820, 7040, 7282, 7936, 9920, 10261, 10592, 10912, 13240, 13640, 14080, 14564, 18205, 19840, 20522, 21184, 21824, 26480, 27280, 29128, 36410, 39680, 41044, 42368, 43648, 51305, 52960, 54560, 58256, 72820, 82088, 84736, 87296, 102610, 105920, 109120, 112871, 116512, 145640, 164176, 205220, 211840, 218240, 225742, 233024, 291280, 328352, 410440, 423680, 436480, 451484, 466048, 564355, 582560, 656704, 820880, 902968, 932096, 1128710, 1165120, 1313408, 1641760, 1805936, 2257420, 2330240, 2626816, 3283520, 3611872, 4514840, 4660480, 6567040, 7223744, 9029680, 13134080, 14447488, 18059360, 28894976, 36118720, 72237440, 144474880]

約数ペア:

[(1, 144474880), (2, 72237440), (4, 36118720), (5, 28894976), (8, 18059360), (10, 14447488), (11, 13134080), (16, 9029680), (20, 7223744), (22, 6567040), (31, 4660480), (32, 4514840), (40, 3611872), (44, 3283520), (55, 2626816), (62, 2330240), (64, 2257420), (80, 1805936), (88, 1641760), (110, 1313408), (124, 1165120), (128, 1128710), (155, 932096), (160, 902968), (176, 820880), (220, 656704), (248, 582560), (256, 564355), (310, 466048), (320, 451484), (331, 436480), (341, 423680), (352, 410440), (440, 328352), (496, 291280), (620, 233024), (640, 225742), (662, 218240), (682, 211840), (704, 205220), (880, 164176), (992, 145640), (1240, 116512), (1280, 112871), (1324, 109120), (1364, 105920), (1408, 102610), (1655, 87296), (1705, 84736), (1760, 82088), (1984, 72820), (2480, 58256), (2648, 54560), (2728, 52960), (2816, 51305), (3310, 43648), (3410, 42368), (3520, 41044), (3641, 39680), (3968, 36410), (4960, 29128), (5296, 27280), (5456, 26480), (6620, 21824), (6820, 21184), (7040, 20522), (7282, 19840), (7936, 18205), (9920, 14564), (10261, 14080), (10592, 13640), (10912, 13240)]