158910780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^2$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 522837504

約数和(自身を除く): 363926724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 73, 84, 105, 140, 142, 146, 210, 213, 219, 284, 292, 355, 365, 420, 426, 438, 497, 511, 710, 730, 852, 876, 994, 1022, 1065, 1095, 1420, 1460, 1491, 1533, 1988, 2044, 2130, 2190, 2485, 2555, 2982, 3066, 4260, 4380, 4970, 5110, 5183, 5329, 5964, 6132, 7455, 7665, 9940, 10220, 10366, 10658, 14910, 15330, 15549, 15987, 20732, 21316, 25915, 26645, 29820, 30660, 31098, 31974, 36281, 37303, 51830, 53290, 62196, 63948, 72562, 74606, 77745, 79935, 103660, 106580, 108843, 111909, 145124, 149212, 155490, 159870, 181405, 186515, 217686, 223818, 310980, 319740, 362810, 373030, 378359, 435372, 447636, 544215, 559545, 725620, 746060, 756718, 1088430, 1119090, 1135077, 1513436, 1891795, 2176860, 2238180, 2270154, 2648513, 3783590, 4540308, 5297026, 5675385, 7567180, 7945539, 10594052, 11350770, 13242565, 15891078, 22701540, 26485130, 31782156, 39727695, 52970260, 79455390, 158910780]

約数ペア:

[(1, 158910780), (2, 79455390), (3, 52970260), (4, 39727695), (5, 31782156), (6, 26485130), (7, 22701540), (10, 15891078), (12, 13242565), (14, 11350770), (15, 10594052), (20, 7945539), (21, 7567180), (28, 5675385), (30, 5297026), (35, 4540308), (42, 3783590), (60, 2648513), (70, 2270154), (71, 2238180), (73, 2176860), (84, 1891795), (105, 1513436), (140, 1135077), (142, 1119090), (146, 1088430), (210, 756718), (213, 746060), (219, 725620), (284, 559545), (292, 544215), (355, 447636), (365, 435372), (420, 378359), (426, 373030), (438, 362810), (497, 319740), (511, 310980), (710, 223818), (730, 217686), (852, 186515), (876, 181405), (994, 159870), (1022, 155490), (1065, 149212), (1095, 145124), (1420, 111909), (1460, 108843), (1491, 106580), (1533, 103660), (1988, 79935), (2044, 77745), (2130, 74606), (2190, 72562), (2485, 63948), (2555, 62196), (2982, 53290), (3066, 51830), (4260, 37303), (4380, 36281), (4970, 31974), (5110, 31098), (5183, 30660), (5329, 29820), (5964, 26645), (6132, 25915), (7455, 21316), (7665, 20732), (9940, 15987), (10220, 15549), (10366, 15330), (10658, 14910)]