291252720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{110323}}^1$

素因数の和:110350

約数の個数: 80

約数和(自身を含む): 984972672

約数和(自身を除く): 693719952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 110323, 220646, 330969, 441292, 551615, 661938, 882584, 1103230, 1213553, 1323876, 1654845, 1765168, 2206460, 2427106, 2647752, 3309690, 3640659, 4412920, 4854212, 5295504, 6067765, 6619380, 7281318, 8825840, 9708424, 12135530, 13238760, 14562636, 18203295, 19416848, 24271060, 26477520, 29125272, 36406590, 48542120, 58250544, 72813180, 97084240, 145626360, 291252720]

約数ペア:

[(1, 291252720), (2, 145626360), (3, 97084240), (4, 72813180), (5, 58250544), (6, 48542120), (8, 36406590), (10, 29125272), (11, 26477520), (12, 24271060), (15, 19416848), (16, 18203295), (20, 14562636), (22, 13238760), (24, 12135530), (30, 9708424), (33, 8825840), (40, 7281318), (44, 6619380), (48, 6067765), (55, 5295504), (60, 4854212), (66, 4412920), (80, 3640659), (88, 3309690), (110, 2647752), (120, 2427106), (132, 2206460), (165, 1765168), (176, 1654845), (220, 1323876), (240, 1213553), (264, 1103230), (330, 882584), (440, 661938), (528, 551615), (660, 441292), (880, 330969), (1320, 220646), (2640, 110323)]