1291363560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{398569}}^1$

素因数の和:398592

約数の個数: 80

約数和(自身を含む): 4340427300

約数和(自身を除く): 3049063740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 398569, 797138, 1195707, 1594276, 1992845, 2391414, 3188552, 3587121, 3985690, 4782828, 5978535, 7174242, 7971380, 9565656, 10761363, 11957070, 14348484, 15942760, 17935605, 21522726, 23914140, 28696968, 32284089, 35871210, 43045452, 47828280, 53806815, 64568178, 71742420, 86090904, 107613630, 129136356, 143484840, 161420445, 215227260, 258272712, 322840890, 430454520, 645681780, 1291363560]

約数ペア:

[(1, 1291363560), (2, 645681780), (3, 430454520), (4, 322840890), (5, 258272712), (6, 215227260), (8, 161420445), (9, 143484840), (10, 129136356), (12, 107613630), (15, 86090904), (18, 71742420), (20, 64568178), (24, 53806815), (27, 47828280), (30, 43045452), (36, 35871210), (40, 32284089), (45, 28696968), (54, 23914140), (60, 21522726), (72, 17935605), (81, 15942760), (90, 14348484), (108, 11957070), (120, 10761363), (135, 9565656), (162, 7971380), (180, 7174242), (216, 5978535), (270, 4782828), (324, 3985690), (360, 3587121), (405, 3188552), (540, 2391414), (648, 1992845), (810, 1594276), (1080, 1195707), (1620, 797138), (3240, 398569)]