218323560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19993}}^1$

素因数の和:20027

約数の個数: 128

約数和(自身を含む): 806158080

約数和(自身を除く): 587834520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 19993, 39986, 59979, 79972, 99965, 119958, 139951, 159944, 199930, 239916, 259909, 279902, 299895, 399860, 419853, 479832, 519818, 559804, 599790, 699755, 779727, 799720, 839706, 1039636, 1119608, 1199580, 1299545, 1399510, 1559454, 1679412, 1819363, 2079272, 2099265, 2399160, 2599090, 2799020, 3118908, 3358824, 3638726, 3898635, 4198530, 5198180, 5458089, 5598040, 6237816, 7277452, 7797270, 8397060, 9096815, 10396360, 10916178, 14554904, 15594540, 16794120, 18193630, 21832356, 27290445, 31189080, 36387260, 43664712, 54580890, 72774520, 109161780, 218323560]

約数ペア:

[(1, 218323560), (2, 109161780), (3, 72774520), (4, 54580890), (5, 43664712), (6, 36387260), (7, 31189080), (8, 27290445), (10, 21832356), (12, 18193630), (13, 16794120), (14, 15594540), (15, 14554904), (20, 10916178), (21, 10396360), (24, 9096815), (26, 8397060), (28, 7797270), (30, 7277452), (35, 6237816), (39, 5598040), (40, 5458089), (42, 5198180), (52, 4198530), (56, 3898635), (60, 3638726), (65, 3358824), (70, 3118908), (78, 2799020), (84, 2599090), (91, 2399160), (104, 2099265), (105, 2079272), (120, 1819363), (130, 1679412), (140, 1559454), (156, 1399510), (168, 1299545), (182, 1199580), (195, 1119608), (210, 1039636), (260, 839706), (273, 799720), (280, 779727), (312, 699755), (364, 599790), (390, 559804), (420, 519818), (455, 479832), (520, 419853), (546, 399860), (728, 299895), (780, 279902), (840, 259909), (910, 239916), (1092, 199930), (1365, 159944), (1560, 139951), (1820, 119958), (2184, 99965), (2730, 79972), (3640, 59979), (5460, 39986), (10920, 19993)]