218951460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13367}}^1$

素因数の和:13402

約数の個数: 144

約数和(自身を含む): 817479936

約数和(自身を除く): 598528476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 13367, 16380, 26734, 40101, 53468, 66835, 80202, 93569, 120303, 133670, 160404, 173771, 187138, 200505, 240606, 267340, 280707, 347542, 374276, 401010, 467845, 481212, 521313, 561414, 601515, 695084, 802020, 842121, 868855, 935690, 1042626, 1122828, 1203030, 1216397, 1403535, 1563939, 1684242, 1737710, 1871380, 2085252, 2406060, 2432794, 2606565, 2807070, 3127878, 3368484, 3475420, 3649191, 4210605, 4865588, 5213130, 5614140, 6081985, 6255756, 7298382, 7819695, 8421210, 10426260, 10947573, 12163970, 14596764, 15639390, 16842420, 18245955, 21895146, 24327940, 31278780, 36491910, 43790292, 54737865, 72983820, 109475730, 218951460]

約数ペア:

[(1, 218951460), (2, 109475730), (3, 72983820), (4, 54737865), (5, 43790292), (6, 36491910), (7, 31278780), (9, 24327940), (10, 21895146), (12, 18245955), (13, 16842420), (14, 15639390), (15, 14596764), (18, 12163970), (20, 10947573), (21, 10426260), (26, 8421210), (28, 7819695), (30, 7298382), (35, 6255756), (36, 6081985), (39, 5614140), (42, 5213130), (45, 4865588), (52, 4210605), (60, 3649191), (63, 3475420), (65, 3368484), (70, 3127878), (78, 2807070), (84, 2606565), (90, 2432794), (91, 2406060), (105, 2085252), (117, 1871380), (126, 1737710), (130, 1684242), (140, 1563939), (156, 1403535), (180, 1216397), (182, 1203030), (195, 1122828), (210, 1042626), (234, 935690), (252, 868855), (260, 842121), (273, 802020), (315, 695084), (364, 601515), (390, 561414), (420, 521313), (455, 481212), (468, 467845), (546, 401010), (585, 374276), (630, 347542), (780, 280707), (819, 267340), (910, 240606), (1092, 200505), (1170, 187138), (1260, 173771), (1365, 160404), (1638, 133670), (1820, 120303), (2340, 93569), (2730, 80202), (3276, 66835), (4095, 53468), (5460, 40101), (8190, 26734), (13367, 16380)]