1220244840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{7417}}^1$

素因数の和:7891

約数の個数: 96

約数和(自身を含む): 3975009480

約数和(自身を除く): 2754764640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 457, 914, 1371, 1828, 2285, 2742, 3656, 4113, 4570, 5484, 6855, 7417, 8226, 9140, 10968, 13710, 14834, 16452, 18280, 20565, 22251, 27420, 29668, 32904, 37085, 41130, 44502, 54840, 59336, 66753, 74170, 82260, 89004, 111255, 133506, 148340, 164520, 178008, 222510, 267012, 296680, 333765, 445020, 534024, 667530, 890040, 1335060, 2670120, 3389569, 6779138, 10168707, 13558276, 16947845, 20337414, 27116552, 30506121, 33895690, 40674828, 50843535, 61012242, 67791380, 81349656, 101687070, 122024484, 135582760, 152530605, 203374140, 244048968, 305061210, 406748280, 610122420, 1220244840]

約数ペア:

[(1, 1220244840), (2, 610122420), (3, 406748280), (4, 305061210), (5, 244048968), (6, 203374140), (8, 152530605), (9, 135582760), (10, 122024484), (12, 101687070), (15, 81349656), (18, 67791380), (20, 61012242), (24, 50843535), (30, 40674828), (36, 33895690), (40, 30506121), (45, 27116552), (60, 20337414), (72, 16947845), (90, 13558276), (120, 10168707), (180, 6779138), (360, 3389569), (457, 2670120), (914, 1335060), (1371, 890040), (1828, 667530), (2285, 534024), (2742, 445020), (3656, 333765), (4113, 296680), (4570, 267012), (5484, 222510), (6855, 178008), (7417, 164520), (8226, 148340), (9140, 133506), (10968, 111255), (13710, 89004), (14834, 82260), (16452, 74170), (18280, 66753), (20565, 59336), (22251, 54840), (27420, 44502), (29668, 41130), (32904, 37085)]