90371490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:308

約数の個数: 128

約数和(自身を含む): 254741760

約数和(自身を除く): 164370270

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 89, 102, 110, 165, 170, 178, 181, 187, 255, 267, 330, 362, 374, 445, 510, 534, 543, 561, 890, 905, 935, 979, 1086, 1122, 1335, 1513, 1810, 1870, 1958, 1991, 2670, 2715, 2805, 2937, 3026, 3077, 3982, 4539, 4895, 5430, 5610, 5874, 5973, 6154, 7565, 9078, 9231, 9790, 9955, 11946, 14685, 15130, 15385, 16109, 16643, 18462, 19910, 22695, 29370, 29865, 30770, 32218, 33286, 33847, 45390, 46155, 48327, 49929, 59730, 67694, 80545, 83215, 92310, 96654, 99858, 101541, 161090, 166430, 169235, 177199, 203082, 241635, 249645, 273853, 338470, 354398, 483270, 499290, 507705, 531597, 547706, 821559, 885995, 1015410, 1063194, 1369265, 1643118, 1771990, 2657985, 2738530, 3012383, 4107795, 5315970, 6024766, 8215590, 9037149, 15061915, 18074298, 30123830, 45185745, 90371490]

約数ペア:

[(1, 90371490), (2, 45185745), (3, 30123830), (5, 18074298), (6, 15061915), (10, 9037149), (11, 8215590), (15, 6024766), (17, 5315970), (22, 4107795), (30, 3012383), (33, 2738530), (34, 2657985), (51, 1771990), (55, 1643118), (66, 1369265), (85, 1063194), (89, 1015410), (102, 885995), (110, 821559), (165, 547706), (170, 531597), (178, 507705), (181, 499290), (187, 483270), (255, 354398), (267, 338470), (330, 273853), (362, 249645), (374, 241635), (445, 203082), (510, 177199), (534, 169235), (543, 166430), (561, 161090), (890, 101541), (905, 99858), (935, 96654), (979, 92310), (1086, 83215), (1122, 80545), (1335, 67694), (1513, 59730), (1810, 49929), (1870, 48327), (1958, 46155), (1991, 45390), (2670, 33847), (2715, 33286), (2805, 32218), (2937, 30770), (3026, 29865), (3077, 29370), (3982, 22695), (4539, 19910), (4895, 18462), (5430, 16643), (5610, 16109), (5874, 15385), (5973, 15130), (6154, 14685), (7565, 11946), (9078, 9955), (9231, 9790)]