18468180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 59754240

約数和(自身を除く): 41286060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 47, 59, 60, 74, 90, 94, 111, 118, 141, 148, 177, 180, 185, 188, 222, 235, 236, 282, 295, 333, 354, 370, 423, 444, 470, 531, 555, 564, 590, 666, 705, 708, 740, 846, 885, 940, 1062, 1110, 1180, 1332, 1410, 1665, 1692, 1739, 1770, 2115, 2124, 2183, 2220, 2655, 2773, 2820, 3330, 3478, 3540, 4230, 4366, 5217, 5310, 5546, 6549, 6660, 6956, 8319, 8460, 8695, 8732, 10434, 10620, 10915, 11092, 13098, 13865, 15651, 16638, 17390, 19647, 20868, 21830, 24957, 26085, 26196, 27730, 31302, 32745, 33276, 34780, 39294, 41595, 43660, 49914, 52170, 55460, 62604, 65490, 78255, 78588, 83190, 98235, 99828, 102601, 104340, 124785, 130980, 156510, 166380, 196470, 205202, 249570, 307803, 313020, 392940, 410404, 499140, 513005, 615606, 923409, 1026010, 1231212, 1539015, 1846818, 2052020, 3078030, 3693636, 4617045, 6156060, 9234090, 18468180]

約数ペア:

[(1, 18468180), (2, 9234090), (3, 6156060), (4, 4617045), (5, 3693636), (6, 3078030), (9, 2052020), (10, 1846818), (12, 1539015), (15, 1231212), (18, 1026010), (20, 923409), (30, 615606), (36, 513005), (37, 499140), (45, 410404), (47, 392940), (59, 313020), (60, 307803), (74, 249570), (90, 205202), (94, 196470), (111, 166380), (118, 156510), (141, 130980), (148, 124785), (177, 104340), (180, 102601), (185, 99828), (188, 98235), (222, 83190), (235, 78588), (236, 78255), (282, 65490), (295, 62604), (333, 55460), (354, 52170), (370, 49914), (423, 43660), (444, 41595), (470, 39294), (531, 34780), (555, 33276), (564, 32745), (590, 31302), (666, 27730), (705, 26196), (708, 26085), (740, 24957), (846, 21830), (885, 20868), (940, 19647), (1062, 17390), (1110, 16638), (1180, 15651), (1332, 13865), (1410, 13098), (1665, 11092), (1692, 10915), (1739, 10620), (1770, 10434), (2115, 8732), (2124, 8695), (2183, 8460), (2220, 8319), (2655, 6956), (2773, 6660), (2820, 6549), (3330, 5546), (3478, 5310), (3540, 5217), (4230, 4366)]