69874420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 195576192

約数和(自身を除く): 125701772

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 157, 170, 187, 220, 238, 289, 308, 314, 340, 374, 385, 476, 578, 595, 628, 748, 770, 785, 935, 1099, 1156, 1190, 1309, 1445, 1540, 1570, 1727, 1870, 2023, 2198, 2380, 2618, 2669, 2890, 3140, 3179, 3454, 3740, 4046, 4396, 5236, 5338, 5495, 5780, 6358, 6545, 6908, 8092, 8635, 10115, 10676, 10990, 12089, 12716, 13090, 13345, 15895, 17270, 18683, 20230, 21980, 22253, 24178, 26180, 26690, 29359, 31790, 34540, 37366, 40460, 44506, 45373, 48356, 53380, 58718, 60445, 63580, 74732, 89012, 90746, 93415, 111265, 117436, 120890, 146795, 181492, 186830, 205513, 222530, 226865, 241780, 293590, 317611, 373660, 411026, 445060, 453730, 499103, 587180, 635222, 822052, 907460, 998206, 1027565, 1270444, 1588055, 1996412, 2055130, 2495515, 3176110, 3493721, 4110260, 4991030, 6352220, 6987442, 9982060, 13974884, 17468605, 34937210, 69874420]

約数ペア:

[(1, 69874420), (2, 34937210), (4, 17468605), (5, 13974884), (7, 9982060), (10, 6987442), (11, 6352220), (14, 4991030), (17, 4110260), (20, 3493721), (22, 3176110), (28, 2495515), (34, 2055130), (35, 1996412), (44, 1588055), (55, 1270444), (68, 1027565), (70, 998206), (77, 907460), (85, 822052), (110, 635222), (119, 587180), (140, 499103), (154, 453730), (157, 445060), (170, 411026), (187, 373660), (220, 317611), (238, 293590), (289, 241780), (308, 226865), (314, 222530), (340, 205513), (374, 186830), (385, 181492), (476, 146795), (578, 120890), (595, 117436), (628, 111265), (748, 93415), (770, 90746), (785, 89012), (935, 74732), (1099, 63580), (1156, 60445), (1190, 58718), (1309, 53380), (1445, 48356), (1540, 45373), (1570, 44506), (1727, 40460), (1870, 37366), (2023, 34540), (2198, 31790), (2380, 29359), (2618, 26690), (2669, 26180), (2890, 24178), (3140, 22253), (3179, 21980), (3454, 20230), (3740, 18683), (4046, 17270), (4396, 15895), (5236, 13345), (5338, 13090), (5495, 12716), (5780, 12089), (6358, 10990), (6545, 10676), (6908, 10115), (8092, 8635)]