18852660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 62152272

約数和(自身を除く): 43299612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 61, 68, 85, 90, 101, 102, 122, 153, 170, 180, 183, 202, 204, 244, 255, 303, 305, 306, 340, 366, 404, 505, 510, 549, 606, 610, 612, 732, 765, 909, 915, 1010, 1020, 1037, 1098, 1212, 1220, 1515, 1530, 1717, 1818, 1830, 2020, 2074, 2196, 2745, 3030, 3060, 3111, 3434, 3636, 3660, 4148, 4545, 5151, 5185, 5490, 6060, 6161, 6222, 6868, 8585, 9090, 9333, 10302, 10370, 10980, 12322, 12444, 15453, 15555, 17170, 18180, 18483, 18666, 20604, 20740, 24644, 25755, 30805, 30906, 31110, 34340, 36966, 37332, 46665, 51510, 55449, 61610, 61812, 62220, 73932, 77265, 92415, 93330, 103020, 104737, 110898, 123220, 154530, 184830, 186660, 209474, 221796, 277245, 309060, 314211, 369660, 418948, 523685, 554490, 628422, 942633, 1047370, 1108980, 1256844, 1571055, 1885266, 2094740, 3142110, 3770532, 4713165, 6284220, 9426330, 18852660]

約数ペア:

[(1, 18852660), (2, 9426330), (3, 6284220), (4, 4713165), (5, 3770532), (6, 3142110), (9, 2094740), (10, 1885266), (12, 1571055), (15, 1256844), (17, 1108980), (18, 1047370), (20, 942633), (30, 628422), (34, 554490), (36, 523685), (45, 418948), (51, 369660), (60, 314211), (61, 309060), (68, 277245), (85, 221796), (90, 209474), (101, 186660), (102, 184830), (122, 154530), (153, 123220), (170, 110898), (180, 104737), (183, 103020), (202, 93330), (204, 92415), (244, 77265), (255, 73932), (303, 62220), (305, 61812), (306, 61610), (340, 55449), (366, 51510), (404, 46665), (505, 37332), (510, 36966), (549, 34340), (606, 31110), (610, 30906), (612, 30805), (732, 25755), (765, 24644), (909, 20740), (915, 20604), (1010, 18666), (1020, 18483), (1037, 18180), (1098, 17170), (1212, 15555), (1220, 15453), (1515, 12444), (1530, 12322), (1717, 10980), (1818, 10370), (1830, 10302), (2020, 9333), (2074, 9090), (2196, 8585), (2745, 6868), (3030, 6222), (3060, 6161), (3111, 6060), (3434, 5490), (3636, 5185), (3660, 5151), (4148, 4545)]