155955420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1536

約数の個数: 144

約数和(自身を含む): 514375680

約数和(自身を除く): 358420260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1471, 1710, 1767, 1860, 2356, 2790, 2942, 2945, 3420, 3534, 4413, 5301, 5580, 5884, 5890, 7068, 7355, 8826, 8835, 10602, 11780, 13239, 14710, 17652, 17670, 21204, 22065, 26478, 26505, 27949, 29420, 35340, 44130, 45601, 52956, 53010, 55898, 66195, 83847, 88260, 91202, 106020, 111796, 132390, 136803, 139745, 167694, 182404, 228005, 251541, 264780, 273606, 279490, 335388, 410409, 419235, 456010, 503082, 547212, 558980, 684015, 820818, 838470, 866419, 912020, 1006164, 1257705, 1368030, 1641636, 1676940, 1732838, 2052045, 2515410, 2599257, 2736060, 3465676, 4104090, 4332095, 5030820, 5198514, 7797771, 8208180, 8664190, 10397028, 12996285, 15595542, 17328380, 25992570, 31191084, 38988855, 51985140, 77977710, 155955420]

約数ペア:

[(1, 155955420), (2, 77977710), (3, 51985140), (4, 38988855), (5, 31191084), (6, 25992570), (9, 17328380), (10, 15595542), (12, 12996285), (15, 10397028), (18, 8664190), (19, 8208180), (20, 7797771), (30, 5198514), (31, 5030820), (36, 4332095), (38, 4104090), (45, 3465676), (57, 2736060), (60, 2599257), (62, 2515410), (76, 2052045), (90, 1732838), (93, 1676940), (95, 1641636), (114, 1368030), (124, 1257705), (155, 1006164), (171, 912020), (180, 866419), (186, 838470), (190, 820818), (228, 684015), (279, 558980), (285, 547212), (310, 503082), (342, 456010), (372, 419235), (380, 410409), (465, 335388), (558, 279490), (570, 273606), (589, 264780), (620, 251541), (684, 228005), (855, 182404), (930, 167694), (1116, 139745), (1140, 136803), (1178, 132390), (1395, 111796), (1471, 106020), (1710, 91202), (1767, 88260), (1860, 83847), (2356, 66195), (2790, 55898), (2942, 53010), (2945, 52956), (3420, 45601), (3534, 44130), (4413, 35340), (5301, 29420), (5580, 27949), (5884, 26505), (5890, 26478), (7068, 22065), (7355, 21204), (8826, 17670), (8835, 17652), (10602, 14710), (11780, 13239)]