17988060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 54835200

約数和(自身を除く): 36847140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 509, 570, 589, 620, 930, 1018, 1140, 1178, 1527, 1767, 1860, 2036, 2356, 2545, 2945, 3054, 3534, 5090, 5890, 6108, 7068, 7635, 8835, 9671, 10180, 11780, 15270, 15779, 17670, 19342, 29013, 30540, 31558, 35340, 38684, 47337, 48355, 58026, 63116, 78895, 94674, 96710, 116052, 145065, 157790, 189348, 193420, 236685, 290130, 299801, 315580, 473370, 580260, 599602, 899403, 946740, 1199204, 1499005, 1798806, 2998010, 3597612, 4497015, 5996020, 8994030, 17988060]

約数ペア:

[(1, 17988060), (2, 8994030), (3, 5996020), (4, 4497015), (5, 3597612), (6, 2998010), (10, 1798806), (12, 1499005), (15, 1199204), (19, 946740), (20, 899403), (30, 599602), (31, 580260), (38, 473370), (57, 315580), (60, 299801), (62, 290130), (76, 236685), (93, 193420), (95, 189348), (114, 157790), (124, 145065), (155, 116052), (186, 96710), (190, 94674), (228, 78895), (285, 63116), (310, 58026), (372, 48355), (380, 47337), (465, 38684), (509, 35340), (570, 31558), (589, 30540), (620, 29013), (930, 19342), (1018, 17670), (1140, 15779), (1178, 15270), (1527, 11780), (1767, 10180), (1860, 9671), (2036, 8835), (2356, 7635), (2545, 7068), (2945, 6108), (3054, 5890), (3534, 5090)]