739747520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:491

約数の個数: 168

約数和(自身を含む): 1974402960

約数和(自身を除く): 1234655440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 289, 304, 320, 323, 340, 380, 421, 544, 578, 608, 646, 680, 760, 842, 1088, 1156, 1216, 1292, 1360, 1445, 1520, 1615, 1684, 2105, 2312, 2584, 2720, 2890, 3040, 3230, 3368, 4210, 4624, 5168, 5440, 5491, 5780, 6080, 6460, 6736, 7157, 7999, 8420, 9248, 10336, 10982, 11560, 12920, 13472, 14314, 15998, 16840, 18496, 20672, 21964, 23120, 25840, 26944, 27455, 28628, 31996, 33680, 35785, 39995, 43928, 46240, 51680, 54910, 57256, 63992, 67360, 71570, 79990, 87856, 92480, 103360, 109820, 114512, 121669, 127984, 134720, 135983, 143140, 159980, 175712, 219640, 229024, 243338, 255968, 271966, 286280, 319960, 351424, 439280, 458048, 486676, 511936, 543932, 572560, 608345, 639920, 679915, 878560, 973352, 1087864, 1145120, 1216690, 1279840, 1359830, 1757120, 1946704, 2175728, 2290240, 2311711, 2433380, 2559680, 2719660, 3893408, 4351456, 4623422, 4866760, 5439320, 7786816, 8702912, 9246844, 9733520, 10878640, 11558555, 18493688, 19467040, 21757280, 23117110, 36987376, 38934080, 43514560, 46234220, 73974752, 92468440, 147949504, 184936880, 369873760, 739747520]

約数ペア:

[(1, 739747520), (2, 369873760), (4, 184936880), (5, 147949504), (8, 92468440), (10, 73974752), (16, 46234220), (17, 43514560), (19, 38934080), (20, 36987376), (32, 23117110), (34, 21757280), (38, 19467040), (40, 18493688), (64, 11558555), (68, 10878640), (76, 9733520), (80, 9246844), (85, 8702912), (95, 7786816), (136, 5439320), (152, 4866760), (160, 4623422), (170, 4351456), (190, 3893408), (272, 2719660), (289, 2559680), (304, 2433380), (320, 2311711), (323, 2290240), (340, 2175728), (380, 1946704), (421, 1757120), (544, 1359830), (578, 1279840), (608, 1216690), (646, 1145120), (680, 1087864), (760, 973352), (842, 878560), (1088, 679915), (1156, 639920), (1216, 608345), (1292, 572560), (1360, 543932), (1445, 511936), (1520, 486676), (1615, 458048), (1684, 439280), (2105, 351424), (2312, 319960), (2584, 286280), (2720, 271966), (2890, 255968), (3040, 243338), (3230, 229024), (3368, 219640), (4210, 175712), (4624, 159980), (5168, 143140), (5440, 135983), (5491, 134720), (5780, 127984), (6080, 121669), (6460, 114512), (6736, 109820), (7157, 103360), (7999, 92480), (8420, 87856), (9248, 79990), (10336, 71570), (10982, 67360), (11560, 63992), (12920, 57256), (13472, 54910), (14314, 51680), (15998, 46240), (16840, 43928), (18496, 39995), (20672, 35785), (21964, 33680), (23120, 31996), (25840, 28628), (26944, 27455)]