282509820

素因数分解:

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

素因数の和:500

約数の個数: 144

約数和(自身を含む): 892539648

約数和(自身を除く): 610029828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 197, 257, 279, 310, 372, 394, 465, 514, 558, 591, 620, 771, 788, 930, 985, 1028, 1116, 1182, 1285, 1395, 1542, 1773, 1860, 1970, 2313, 2364, 2570, 2790, 2955, 3084, 3546, 3855, 3940, 4626, 5140, 5580, 5910, 6107, 7092, 7710, 7967, 8865, 9252, 11565, 11820, 12214, 15420, 15934, 17730, 18321, 23130, 23901, 24428, 30535, 31868, 35460, 36642, 39835, 46260, 47802, 50629, 54963, 61070, 71703, 73284, 79670, 91605, 95604, 101258, 109926, 119505, 122140, 143406, 151887, 159340, 183210, 202516, 219852, 239010, 253145, 274815, 286812, 303774, 358515, 366420, 455661, 478020, 506290, 549630, 607548, 717030, 759435, 911322, 1012580, 1099260, 1434060, 1518870, 1569499, 1822644, 2278305, 3037740, 3138998, 4556610, 4708497, 6277996, 7847495, 9113220, 9416994, 14125491, 15694990, 18833988, 23542485, 28250982, 31389980, 47084970, 56501964, 70627455, 94169940, 141254910, 282509820]

約数ペア:

[(1, 282509820), (2, 141254910), (3, 94169940), (4, 70627455), (5, 56501964), (6, 47084970), (9, 31389980), (10, 28250982), (12, 23542485), (15, 18833988), (18, 15694990), (20, 14125491), (30, 9416994), (31, 9113220), (36, 7847495), (45, 6277996), (60, 4708497), (62, 4556610), (90, 3138998), (93, 3037740), (124, 2278305), (155, 1822644), (180, 1569499), (186, 1518870), (197, 1434060), (257, 1099260), (279, 1012580), (310, 911322), (372, 759435), (394, 717030), (465, 607548), (514, 549630), (558, 506290), (591, 478020), (620, 455661), (771, 366420), (788, 358515), (930, 303774), (985, 286812), (1028, 274815), (1116, 253145), (1182, 239010), (1285, 219852), (1395, 202516), (1542, 183210), (1773, 159340), (1860, 151887), (1970, 143406), (2313, 122140), (2364, 119505), (2570, 109926), (2790, 101258), (2955, 95604), (3084, 91605), (3546, 79670), (3855, 73284), (3940, 71703), (4626, 61070), (5140, 54963), (5580, 50629), (5910, 47802), (6107, 46260), (7092, 39835), (7710, 36642), (7967, 35460), (8865, 31868), (9252, 30535), (11565, 24428), (11820, 23901), (12214, 23130), (15420, 18321), (15934, 17730)]