151990020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1$

素因数の和:1072

約数の個数: 240

約数和(自身を含む): 587397888

約数和(自身を除く): 435407868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1031, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1820, 1890, 2062, 2106, 2268, 2340, 2457, 2730, 2835, 3093, 3276, 3510, 3780, 4095, 4124, 4212, 4914, 5155, 5265, 5460, 5670, 6186, 7020, 7217, 7371, 8190, 9279, 9828, 10310, 10530, 11340, 12285, 12372, 13403, 14434, 14742, 15465, 16380, 18558, 20620, 21060, 21651, 24570, 26806, 27837, 28868, 29484, 30930, 36085, 36855, 37116, 40209, 43302, 46395, 49140, 53612, 55674, 61860, 64953, 67015, 72170, 73710, 80418, 83511, 86604, 92790, 93821, 108255, 111348, 120627, 129906, 134030, 139185, 144340, 147420, 160836, 167022, 185580, 187642, 194859, 201045, 216510, 241254, 259812, 268060, 278370, 281463, 324765, 334044, 361881, 375284, 389718, 402090, 417555, 433020, 469105, 482508, 556740, 562926, 584577, 603135, 649530, 723762, 779436, 804180, 835110, 844389, 938210, 974295, 1085643, 1125852, 1169154, 1206270, 1299060, 1407315, 1447524, 1670220, 1688778, 1809405, 1876420, 1948590, 2171286, 2338308, 2412540, 2533167, 2814630, 2922885, 3377556, 3618810, 3897180, 4221945, 4342572, 5066334, 5428215, 5629260, 5845770, 7237620, 7599501, 8443890, 10132668, 10856430, 11691540, 12665835, 15199002, 16887780, 21712860, 25331670, 30398004, 37997505, 50663340, 75995010, 151990020]

約数ペア:

[(1, 151990020), (2, 75995010), (3, 50663340), (4, 37997505), (5, 30398004), (6, 25331670), (7, 21712860), (9, 16887780), (10, 15199002), (12, 12665835), (13, 11691540), (14, 10856430), (15, 10132668), (18, 8443890), (20, 7599501), (21, 7237620), (26, 5845770), (27, 5629260), (28, 5428215), (30, 5066334), (35, 4342572), (36, 4221945), (39, 3897180), (42, 3618810), (45, 3377556), (52, 2922885), (54, 2814630), (60, 2533167), (63, 2412540), (65, 2338308), (70, 2171286), (78, 1948590), (81, 1876420), (84, 1809405), (90, 1688778), (91, 1670220), (105, 1447524), (108, 1407315), (117, 1299060), (126, 1206270), (130, 1169154), (135, 1125852), (140, 1085643), (156, 974295), (162, 938210), (180, 844389), (182, 835110), (189, 804180), (195, 779436), (210, 723762), (234, 649530), (252, 603135), (260, 584577), (270, 562926), (273, 556740), (315, 482508), (324, 469105), (351, 433020), (364, 417555), (378, 402090), (390, 389718), (405, 375284), (420, 361881), (455, 334044), (468, 324765), (540, 281463), (546, 278370), (567, 268060), (585, 259812), (630, 241254), (702, 216510), (756, 201045), (780, 194859), (810, 187642), (819, 185580), (910, 167022), (945, 160836), (1031, 147420), (1053, 144340), (1092, 139185), (1134, 134030), (1170, 129906), (1260, 120627), (1365, 111348), (1404, 108255), (1620, 93821), (1638, 92790), (1755, 86604), (1820, 83511), (1890, 80418), (2062, 73710), (2106, 72170), (2268, 67015), (2340, 64953), (2457, 61860), (2730, 55674), (2835, 53612), (3093, 49140), (3276, 46395), (3510, 43302), (3780, 40209), (4095, 37116), (4124, 36855), (4212, 36085), (4914, 30930), (5155, 29484), (5265, 28868), (5460, 27837), (5670, 26806), (6186, 24570), (7020, 21651), (7217, 21060), (7371, 20620), (8190, 18558), (9279, 16380), (9828, 15465), (10310, 14742), (10530, 14434), (11340, 13403), (12285, 12372)]