69880380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{313}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 199560816

約数和(自身を除く): 129680436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 313, 366, 610, 626, 732, 915, 939, 1220, 1252, 1565, 1830, 1878, 3130, 3660, 3721, 3756, 4695, 6260, 7442, 9390, 11163, 14884, 18605, 18780, 19093, 22326, 37210, 38186, 44652, 55815, 57279, 74420, 76372, 95465, 111630, 114558, 190930, 223260, 229116, 286395, 381860, 572790, 1145580, 1164673, 2329346, 3494019, 4658692, 5823365, 6988038, 11646730, 13976076, 17470095, 23293460, 34940190, 69880380]

約数ペア:

[(1, 69880380), (2, 34940190), (3, 23293460), (4, 17470095), (5, 13976076), (6, 11646730), (10, 6988038), (12, 5823365), (15, 4658692), (20, 3494019), (30, 2329346), (60, 1164673), (61, 1145580), (122, 572790), (183, 381860), (244, 286395), (305, 229116), (313, 223260), (366, 190930), (610, 114558), (626, 111630), (732, 95465), (915, 76372), (939, 74420), (1220, 57279), (1252, 55815), (1565, 44652), (1830, 38186), (1878, 37210), (3130, 22326), (3660, 19093), (3721, 18780), (3756, 18605), (4695, 14884), (6260, 11163), (7442, 9390)]