408036780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:784

約数の個数: 144

約数和(自身を含む): 1311055200

約数和(自身を除く): 903018420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 229, 285, 342, 380, 458, 521, 570, 684, 687, 855, 916, 1042, 1140, 1145, 1374, 1563, 1710, 2061, 2084, 2290, 2605, 2748, 3126, 3420, 3435, 4122, 4351, 4580, 4689, 5210, 6252, 6870, 7815, 8244, 8702, 9378, 9899, 10305, 10420, 13053, 13740, 15630, 17404, 18756, 19798, 20610, 21755, 23445, 26106, 29697, 31260, 39159, 39596, 41220, 43510, 46890, 49495, 52212, 59394, 65265, 78318, 87020, 89091, 93780, 98990, 118788, 119309, 130530, 148485, 156636, 178182, 195795, 197980, 238618, 261060, 296970, 356364, 357927, 391590, 445455, 477236, 593940, 596545, 715854, 783180, 890910, 1073781, 1193090, 1431708, 1781820, 1789635, 2147562, 2266871, 2386180, 3579270, 4295124, 4533742, 5368905, 6800613, 7158540, 9067484, 10737810, 11334355, 13601226, 20401839, 21475620, 22668710, 27202452, 34003065, 40803678, 45337420, 68006130, 81607356, 102009195, 136012260, 204018390, 408036780]

約数ペア:

[(1, 408036780), (2, 204018390), (3, 136012260), (4, 102009195), (5, 81607356), (6, 68006130), (9, 45337420), (10, 40803678), (12, 34003065), (15, 27202452), (18, 22668710), (19, 21475620), (20, 20401839), (30, 13601226), (36, 11334355), (38, 10737810), (45, 9067484), (57, 7158540), (60, 6800613), (76, 5368905), (90, 4533742), (95, 4295124), (114, 3579270), (171, 2386180), (180, 2266871), (190, 2147562), (228, 1789635), (229, 1781820), (285, 1431708), (342, 1193090), (380, 1073781), (458, 890910), (521, 783180), (570, 715854), (684, 596545), (687, 593940), (855, 477236), (916, 445455), (1042, 391590), (1140, 357927), (1145, 356364), (1374, 296970), (1563, 261060), (1710, 238618), (2061, 197980), (2084, 195795), (2290, 178182), (2605, 156636), (2748, 148485), (3126, 130530), (3420, 119309), (3435, 118788), (4122, 98990), (4351, 93780), (4580, 89091), (4689, 87020), (5210, 78318), (6252, 65265), (6870, 59394), (7815, 52212), (8244, 49495), (8702, 46890), (9378, 43510), (9899, 41220), (10305, 39596), (10420, 39159), (13053, 31260), (13740, 29697), (15630, 26106), (17404, 23445), (18756, 21755), (19798, 20610)]