188339880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:499

約数の個数: 128

約数和(自身を含む): 588487680

約数和(自身を除く): 400147800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 197, 248, 257, 310, 372, 394, 465, 514, 591, 620, 744, 771, 788, 930, 985, 1028, 1182, 1240, 1285, 1542, 1576, 1860, 1970, 2056, 2364, 2570, 2955, 3084, 3720, 3855, 3940, 4728, 5140, 5910, 6107, 6168, 7710, 7880, 7967, 10280, 11820, 12214, 15420, 15934, 18321, 23640, 23901, 24428, 30535, 30840, 31868, 36642, 39835, 47802, 48856, 50629, 61070, 63736, 73284, 79670, 91605, 95604, 101258, 119505, 122140, 146568, 151887, 159340, 183210, 191208, 202516, 239010, 244280, 253145, 303774, 318680, 366420, 405032, 478020, 506290, 607548, 732840, 759435, 956040, 1012580, 1215096, 1518870, 1569499, 2025160, 3037740, 3138998, 4708497, 6075480, 6277996, 7847495, 9416994, 12555992, 15694990, 18833988, 23542485, 31389980, 37667976, 47084970, 62779960, 94169940, 188339880]

約数ペア:

[(1, 188339880), (2, 94169940), (3, 62779960), (4, 47084970), (5, 37667976), (6, 31389980), (8, 23542485), (10, 18833988), (12, 15694990), (15, 12555992), (20, 9416994), (24, 7847495), (30, 6277996), (31, 6075480), (40, 4708497), (60, 3138998), (62, 3037740), (93, 2025160), (120, 1569499), (124, 1518870), (155, 1215096), (186, 1012580), (197, 956040), (248, 759435), (257, 732840), (310, 607548), (372, 506290), (394, 478020), (465, 405032), (514, 366420), (591, 318680), (620, 303774), (744, 253145), (771, 244280), (788, 239010), (930, 202516), (985, 191208), (1028, 183210), (1182, 159340), (1240, 151887), (1285, 146568), (1542, 122140), (1576, 119505), (1860, 101258), (1970, 95604), (2056, 91605), (2364, 79670), (2570, 73284), (2955, 63736), (3084, 61070), (3720, 50629), (3855, 48856), (3940, 47802), (4728, 39835), (5140, 36642), (5910, 31868), (6107, 30840), (6168, 30535), (7710, 24428), (7880, 23901), (7967, 23640), (10280, 18321), (11820, 15934), (12214, 15420)]