123824520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 192

約数和(自身を含む): 434491200

約数和(自身を除く): 310666680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 43, 45, 57, 60, 72, 76, 86, 90, 95, 114, 120, 129, 152, 171, 172, 180, 190, 215, 228, 258, 285, 342, 344, 360, 380, 387, 421, 430, 456, 516, 570, 645, 684, 760, 774, 817, 842, 855, 860, 1032, 1140, 1263, 1290, 1368, 1548, 1634, 1684, 1710, 1720, 1935, 2105, 2280, 2451, 2526, 2580, 3096, 3268, 3368, 3420, 3789, 3870, 4085, 4210, 4902, 5052, 5160, 6315, 6536, 6840, 7353, 7578, 7740, 7999, 8170, 8420, 9804, 10104, 12255, 12630, 14706, 15156, 15480, 15998, 16340, 16840, 18103, 18945, 19608, 23997, 24510, 25260, 29412, 30312, 31996, 32680, 36206, 36765, 37890, 39995, 47994, 49020, 50520, 54309, 58824, 63992, 71991, 72412, 73530, 75780, 79990, 90515, 95988, 98040, 108618, 119985, 143982, 144824, 147060, 151560, 159980, 162927, 181030, 191976, 217236, 239970, 271545, 287964, 294120, 319960, 325854, 343957, 359955, 362060, 434472, 479940, 543090, 575928, 651708, 687914, 719910, 724120, 814635, 959880, 1031871, 1086180, 1303416, 1375828, 1439820, 1629270, 1719785, 2063742, 2172360, 2751656, 2879640, 3095613, 3258540, 3439570, 4127484, 5159355, 6191226, 6517080, 6879140, 8254968, 10318710, 12382452, 13758280, 15478065, 20637420, 24764904, 30956130, 41274840, 61912260, 123824520]

約数ペア:

[(1, 123824520), (2, 61912260), (3, 41274840), (4, 30956130), (5, 24764904), (6, 20637420), (8, 15478065), (9, 13758280), (10, 12382452), (12, 10318710), (15, 8254968), (18, 6879140), (19, 6517080), (20, 6191226), (24, 5159355), (30, 4127484), (36, 3439570), (38, 3258540), (40, 3095613), (43, 2879640), (45, 2751656), (57, 2172360), (60, 2063742), (72, 1719785), (76, 1629270), (86, 1439820), (90, 1375828), (95, 1303416), (114, 1086180), (120, 1031871), (129, 959880), (152, 814635), (171, 724120), (172, 719910), (180, 687914), (190, 651708), (215, 575928), (228, 543090), (258, 479940), (285, 434472), (342, 362060), (344, 359955), (360, 343957), (380, 325854), (387, 319960), (421, 294120), (430, 287964), (456, 271545), (516, 239970), (570, 217236), (645, 191976), (684, 181030), (760, 162927), (774, 159980), (817, 151560), (842, 147060), (855, 144824), (860, 143982), (1032, 119985), (1140, 108618), (1263, 98040), (1290, 95988), (1368, 90515), (1548, 79990), (1634, 75780), (1684, 73530), (1710, 72412), (1720, 71991), (1935, 63992), (2105, 58824), (2280, 54309), (2451, 50520), (2526, 49020), (2580, 47994), (3096, 39995), (3268, 37890), (3368, 36765), (3420, 36206), (3789, 32680), (3870, 31996), (4085, 30312), (4210, 29412), (4902, 25260), (5052, 24510), (5160, 23997), (6315, 19608), (6536, 18945), (6840, 18103), (7353, 16840), (7578, 16340), (7740, 15998), (7999, 15480), (8170, 15156), (8420, 14706), (9804, 12630), (10104, 12255)]