72322380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1056

約数の個数: 144

約数和(自身を含む): 244118784

約数和(自身を除く): 171796404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 997, 1116, 1170, 1209, 1395, 1612, 1860, 1994, 2015, 2340, 2418, 2790, 2991, 3627, 3988, 4030, 4836, 4985, 5580, 5982, 6045, 7254, 8060, 8973, 9970, 11964, 12090, 12961, 14508, 14955, 17946, 18135, 19940, 24180, 25922, 29910, 30907, 35892, 36270, 38883, 44865, 51844, 59820, 61814, 64805, 72540, 77766, 89730, 92721, 116649, 123628, 129610, 154535, 155532, 179460, 185442, 194415, 233298, 259220, 278163, 309070, 370884, 388830, 401791, 463605, 466596, 556326, 583245, 618140, 777660, 803582, 927210, 1112652, 1166490, 1205373, 1390815, 1607164, 1854420, 2008955, 2332980, 2410746, 2781630, 3616119, 4017910, 4821492, 5563260, 6026865, 7232238, 8035820, 12053730, 14464476, 18080595, 24107460, 36161190, 72322380]

約数ペア:

[(1, 72322380), (2, 36161190), (3, 24107460), (4, 18080595), (5, 14464476), (6, 12053730), (9, 8035820), (10, 7232238), (12, 6026865), (13, 5563260), (15, 4821492), (18, 4017910), (20, 3616119), (26, 2781630), (30, 2410746), (31, 2332980), (36, 2008955), (39, 1854420), (45, 1607164), (52, 1390815), (60, 1205373), (62, 1166490), (65, 1112652), (78, 927210), (90, 803582), (93, 777660), (117, 618140), (124, 583245), (130, 556326), (155, 466596), (156, 463605), (180, 401791), (186, 388830), (195, 370884), (234, 309070), (260, 278163), (279, 259220), (310, 233298), (372, 194415), (390, 185442), (403, 179460), (465, 155532), (468, 154535), (558, 129610), (585, 123628), (620, 116649), (780, 92721), (806, 89730), (930, 77766), (997, 72540), (1116, 64805), (1170, 61814), (1209, 59820), (1395, 51844), (1612, 44865), (1860, 38883), (1994, 36270), (2015, 35892), (2340, 30907), (2418, 29910), (2790, 25922), (2991, 24180), (3627, 19940), (3988, 18135), (4030, 17946), (4836, 14955), (4985, 14508), (5580, 12961), (5982, 12090), (6045, 11964), (7254, 9970), (8060, 8973)]