71292560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 160

約数和(自身を含む): 192844800

約数和(自身を除く): 121552240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 80, 85, 89, 95, 124, 136, 152, 155, 170, 178, 190, 248, 272, 304, 310, 323, 340, 356, 380, 445, 496, 527, 589, 620, 646, 680, 712, 760, 890, 1054, 1178, 1240, 1292, 1360, 1424, 1513, 1520, 1615, 1691, 1780, 2108, 2356, 2480, 2584, 2635, 2759, 2945, 3026, 3230, 3382, 3560, 4216, 4712, 5168, 5270, 5518, 5890, 6052, 6460, 6764, 7120, 7565, 8432, 8455, 9424, 10013, 10540, 11036, 11780, 12104, 12920, 13528, 13795, 15130, 16910, 20026, 21080, 22072, 23560, 24208, 25840, 27056, 27590, 28747, 30260, 33820, 40052, 42160, 44144, 46903, 47120, 50065, 52421, 55180, 57494, 60520, 67640, 80104, 93806, 100130, 104842, 110360, 114988, 121040, 135280, 143735, 160208, 187612, 200260, 209684, 220720, 229976, 234515, 262105, 287470, 375224, 400520, 419368, 459952, 469030, 524210, 574940, 750448, 801040, 838736, 891157, 938060, 1048420, 1149880, 1782314, 1876120, 2096840, 2299760, 3564628, 3752240, 4193680, 4455785, 7129256, 8911570, 14258512, 17823140, 35646280, 71292560]

約数ペア:

[(1, 71292560), (2, 35646280), (4, 17823140), (5, 14258512), (8, 8911570), (10, 7129256), (16, 4455785), (17, 4193680), (19, 3752240), (20, 3564628), (31, 2299760), (34, 2096840), (38, 1876120), (40, 1782314), (62, 1149880), (68, 1048420), (76, 938060), (80, 891157), (85, 838736), (89, 801040), (95, 750448), (124, 574940), (136, 524210), (152, 469030), (155, 459952), (170, 419368), (178, 400520), (190, 375224), (248, 287470), (272, 262105), (304, 234515), (310, 229976), (323, 220720), (340, 209684), (356, 200260), (380, 187612), (445, 160208), (496, 143735), (527, 135280), (589, 121040), (620, 114988), (646, 110360), (680, 104842), (712, 100130), (760, 93806), (890, 80104), (1054, 67640), (1178, 60520), (1240, 57494), (1292, 55180), (1360, 52421), (1424, 50065), (1513, 47120), (1520, 46903), (1615, 44144), (1691, 42160), (1780, 40052), (2108, 33820), (2356, 30260), (2480, 28747), (2584, 27590), (2635, 27056), (2759, 25840), (2945, 24208), (3026, 23560), (3230, 22072), (3382, 21080), (3560, 20026), (4216, 16910), (4712, 15130), (5168, 13795), (5270, 13528), (5518, 12920), (5890, 12104), (6052, 11780), (6460, 11036), (6764, 10540), (7120, 10013), (7565, 9424), (8432, 8455)]