68475660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{359}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 222808320

約数和(自身を除く): 154332660

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 132, 165, 170, 187, 204, 220, 255, 289, 330, 340, 359, 374, 510, 561, 578, 660, 718, 748, 867, 935, 1020, 1077, 1122, 1156, 1436, 1445, 1734, 1795, 1870, 2154, 2244, 2805, 2890, 3179, 3468, 3590, 3740, 3949, 4308, 4335, 5385, 5610, 5780, 6103, 6358, 7180, 7898, 8670, 9537, 10770, 11220, 11847, 12206, 12716, 15796, 15895, 17340, 18309, 19074, 19745, 21540, 23694, 24412, 30515, 31790, 36618, 38148, 39490, 47388, 47685, 59235, 61030, 63580, 67133, 73236, 78980, 91545, 95370, 103751, 118470, 122060, 134266, 183090, 190740, 201399, 207502, 236940, 268532, 311253, 335665, 366180, 402798, 415004, 518755, 622506, 671330, 805596, 1006995, 1037510, 1141261, 1245012, 1342660, 1556265, 2013990, 2075020, 2282522, 3112530, 3423783, 4027980, 4565044, 5706305, 6225060, 6847566, 11412610, 13695132, 17118915, 22825220, 34237830, 68475660]

約数ペア:

[(1, 68475660), (2, 34237830), (3, 22825220), (4, 17118915), (5, 13695132), (6, 11412610), (10, 6847566), (11, 6225060), (12, 5706305), (15, 4565044), (17, 4027980), (20, 3423783), (22, 3112530), (30, 2282522), (33, 2075020), (34, 2013990), (44, 1556265), (51, 1342660), (55, 1245012), (60, 1141261), (66, 1037510), (68, 1006995), (85, 805596), (102, 671330), (110, 622506), (132, 518755), (165, 415004), (170, 402798), (187, 366180), (204, 335665), (220, 311253), (255, 268532), (289, 236940), (330, 207502), (340, 201399), (359, 190740), (374, 183090), (510, 134266), (561, 122060), (578, 118470), (660, 103751), (718, 95370), (748, 91545), (867, 78980), (935, 73236), (1020, 67133), (1077, 63580), (1122, 61030), (1156, 59235), (1436, 47685), (1445, 47388), (1734, 39490), (1795, 38148), (1870, 36618), (2154, 31790), (2244, 30515), (2805, 24412), (2890, 23694), (3179, 21540), (3468, 19745), (3590, 19074), (3740, 18309), (3949, 17340), (4308, 15895), (4335, 15796), (5385, 12716), (5610, 12206), (5780, 11847), (6103, 11220), (6358, 10770), (7180, 9537), (7898, 8670)]