31291560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5113}}^1$

素因数の和:5147

約数の個数: 96

約数和(自身を含む): 107700840

約数和(自身を除く): 76409280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 5113, 6120, 10226, 15339, 20452, 25565, 30678, 40904, 46017, 51130, 61356, 76695, 86921, 92034, 102260, 122712, 153390, 173842, 184068, 204520, 230085, 260763, 306780, 347684, 368136, 434605, 460170, 521526, 613560, 695368, 782289, 869210, 920340, 1043052, 1303815, 1564578, 1738420, 1840680, 2086104, 2607630, 3129156, 3476840, 3911445, 5215260, 6258312, 7822890, 10430520, 15645780, 31291560]

約数ペア:

[(1, 31291560), (2, 15645780), (3, 10430520), (4, 7822890), (5, 6258312), (6, 5215260), (8, 3911445), (9, 3476840), (10, 3129156), (12, 2607630), (15, 2086104), (17, 1840680), (18, 1738420), (20, 1564578), (24, 1303815), (30, 1043052), (34, 920340), (36, 869210), (40, 782289), (45, 695368), (51, 613560), (60, 521526), (68, 460170), (72, 434605), (85, 368136), (90, 347684), (102, 306780), (120, 260763), (136, 230085), (153, 204520), (170, 184068), (180, 173842), (204, 153390), (255, 122712), (306, 102260), (340, 92034), (360, 86921), (408, 76695), (510, 61356), (612, 51130), (680, 46017), (765, 40904), (1020, 30678), (1224, 25565), (1530, 20452), (2040, 15339), (3060, 10226), (5113, 6120)]