64688580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{883}}^1$

素因数の和:946

約数の個数: 144

約数和(自身を含む): 220094784

約数和(自身を除く): 155406204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 37, 44, 45, 55, 60, 66, 74, 90, 99, 110, 111, 132, 148, 165, 180, 185, 198, 220, 222, 330, 333, 370, 396, 407, 444, 495, 555, 660, 666, 740, 814, 883, 990, 1110, 1221, 1332, 1628, 1665, 1766, 1980, 2035, 2220, 2442, 2649, 3330, 3532, 3663, 4070, 4415, 4884, 5298, 6105, 6660, 7326, 7947, 8140, 8830, 9713, 10596, 12210, 13245, 14652, 15894, 17660, 18315, 19426, 24420, 26490, 29139, 31788, 32671, 36630, 38852, 39735, 48565, 52980, 58278, 65342, 73260, 79470, 87417, 97130, 98013, 116556, 130684, 145695, 158940, 163355, 174834, 194260, 196026, 291390, 294039, 326710, 349668, 359381, 392052, 437085, 490065, 582780, 588078, 653420, 718762, 874170, 980130, 1078143, 1176156, 1437524, 1470195, 1748340, 1796905, 1960260, 2156286, 2940390, 3234429, 3593810, 4312572, 5390715, 5880780, 6468858, 7187620, 10781430, 12937716, 16172145, 21562860, 32344290, 64688580]

約数ペア:

[(1, 64688580), (2, 32344290), (3, 21562860), (4, 16172145), (5, 12937716), (6, 10781430), (9, 7187620), (10, 6468858), (11, 5880780), (12, 5390715), (15, 4312572), (18, 3593810), (20, 3234429), (22, 2940390), (30, 2156286), (33, 1960260), (36, 1796905), (37, 1748340), (44, 1470195), (45, 1437524), (55, 1176156), (60, 1078143), (66, 980130), (74, 874170), (90, 718762), (99, 653420), (110, 588078), (111, 582780), (132, 490065), (148, 437085), (165, 392052), (180, 359381), (185, 349668), (198, 326710), (220, 294039), (222, 291390), (330, 196026), (333, 194260), (370, 174834), (396, 163355), (407, 158940), (444, 145695), (495, 130684), (555, 116556), (660, 98013), (666, 97130), (740, 87417), (814, 79470), (883, 73260), (990, 65342), (1110, 58278), (1221, 52980), (1332, 48565), (1628, 39735), (1665, 38852), (1766, 36630), (1980, 32671), (2035, 31788), (2220, 29139), (2442, 26490), (2649, 24420), (3330, 19426), (3532, 18315), (3663, 17660), (4070, 15894), (4415, 14652), (4884, 13245), (5298, 12210), (6105, 10596), (6660, 9713), (7326, 8830), (7947, 8140)]