319841570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 635268096

約数和(自身を除く): 315426526

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 137, 155, 170, 274, 310, 443, 527, 685, 886, 1054, 1370, 2215, 2329, 2635, 4247, 4430, 4658, 5270, 7531, 8494, 11645, 13733, 15062, 21235, 23290, 27466, 37655, 42470, 60691, 68665, 72199, 75310, 121382, 137330, 144398, 233461, 303455, 360995, 466922, 606910, 721990, 1031747, 1167305, 1881421, 2063494, 2334610, 3762842, 5158735, 9407105, 10317470, 18814210, 31984157, 63968314, 159920785, 319841570]

約数ペア:

[(1, 319841570), (2, 159920785), (5, 63968314), (10, 31984157), (17, 18814210), (31, 10317470), (34, 9407105), (62, 5158735), (85, 3762842), (137, 2334610), (155, 2063494), (170, 1881421), (274, 1167305), (310, 1031747), (443, 721990), (527, 606910), (685, 466922), (886, 360995), (1054, 303455), (1370, 233461), (2215, 144398), (2329, 137330), (2635, 121382), (4247, 75310), (4430, 72199), (4658, 68665), (5270, 60691), (7531, 42470), (8494, 37655), (11645, 27466), (13733, 23290), (15062, 21235)]