30213040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 160

約数和(自身を含む): 87494400

約数和(自身を除く): 57281360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 139, 143, 152, 176, 190, 208, 209, 220, 247, 260, 278, 286, 304, 380, 418, 440, 494, 520, 556, 572, 695, 715, 760, 836, 880, 988, 1040, 1045, 1112, 1144, 1235, 1390, 1430, 1520, 1529, 1672, 1807, 1976, 2090, 2224, 2288, 2470, 2641, 2717, 2780, 2860, 3058, 3344, 3614, 3952, 4180, 4940, 5282, 5434, 5560, 5720, 6116, 7228, 7645, 8360, 9035, 9880, 10564, 10868, 11120, 11440, 12232, 13205, 13585, 14456, 15290, 16720, 18070, 19760, 19877, 21128, 21736, 24464, 26410, 27170, 28912, 29051, 30580, 34333, 36140, 39754, 42256, 43472, 52820, 54340, 58102, 61160, 68666, 72280, 79508, 99385, 105640, 108680, 116204, 122320, 137332, 144560, 145255, 159016, 171665, 198770, 211280, 217360, 232408, 274664, 290510, 318032, 343330, 377663, 397540, 464816, 549328, 581020, 686660, 755326, 795080, 1162040, 1373320, 1510652, 1590160, 1888315, 2324080, 2746640, 3021304, 3776630, 6042608, 7553260, 15106520, 30213040]

約数ペア:

[(1, 30213040), (2, 15106520), (4, 7553260), (5, 6042608), (8, 3776630), (10, 3021304), (11, 2746640), (13, 2324080), (16, 1888315), (19, 1590160), (20, 1510652), (22, 1373320), (26, 1162040), (38, 795080), (40, 755326), (44, 686660), (52, 581020), (55, 549328), (65, 464816), (76, 397540), (80, 377663), (88, 343330), (95, 318032), (104, 290510), (110, 274664), (130, 232408), (139, 217360), (143, 211280), (152, 198770), (176, 171665), (190, 159016), (208, 145255), (209, 144560), (220, 137332), (247, 122320), (260, 116204), (278, 108680), (286, 105640), (304, 99385), (380, 79508), (418, 72280), (440, 68666), (494, 61160), (520, 58102), (556, 54340), (572, 52820), (695, 43472), (715, 42256), (760, 39754), (836, 36140), (880, 34333), (988, 30580), (1040, 29051), (1045, 28912), (1112, 27170), (1144, 26410), (1235, 24464), (1390, 21736), (1430, 21128), (1520, 19877), (1529, 19760), (1672, 18070), (1807, 16720), (1976, 15290), (2090, 14456), (2224, 13585), (2288, 13205), (2470, 12232), (2641, 11440), (2717, 11120), (2780, 10868), (2860, 10564), (3058, 9880), (3344, 9035), (3614, 8360), (3952, 7645), (4180, 7228), (4940, 6116), (5282, 5720), (5434, 5560)]