513147720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251543}}^1$

素因数の和:251574

約数の個数: 64

約数和(自身を含む): 1630005120

約数和(自身を除く): 1116857400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 251543, 503086, 754629, 1006172, 1257715, 1509258, 2012344, 2515430, 3018516, 3773145, 4276231, 5030860, 6037032, 7546290, 8552462, 10061720, 12828693, 15092580, 17104924, 21381155, 25657386, 30185160, 34209848, 42762310, 51314772, 64143465, 85524620, 102629544, 128286930, 171049240, 256573860, 513147720]

約数ペア:

[(1, 513147720), (2, 256573860), (3, 171049240), (4, 128286930), (5, 102629544), (6, 85524620), (8, 64143465), (10, 51314772), (12, 42762310), (15, 34209848), (17, 30185160), (20, 25657386), (24, 21381155), (30, 17104924), (34, 15092580), (40, 12828693), (51, 10061720), (60, 8552462), (68, 7546290), (85, 6037032), (102, 5030860), (120, 4276231), (136, 3773145), (170, 3018516), (204, 2515430), (255, 2012344), (340, 1509258), (408, 1257715), (510, 1006172), (680, 754629), (1020, 503086), (2040, 251543)]