30956240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 120

約数和(自身を含む): 85876200

約数和(自身を除く): 54919960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 149, 196, 212, 245, 265, 280, 298, 371, 392, 424, 490, 530, 560, 596, 742, 745, 784, 848, 980, 1043, 1060, 1192, 1484, 1490, 1855, 1960, 2086, 2120, 2384, 2597, 2968, 2980, 3710, 3920, 4172, 4240, 5194, 5215, 5936, 5960, 7301, 7420, 7897, 8344, 10388, 10430, 11920, 12985, 14602, 14840, 15794, 16688, 20776, 20860, 25970, 29204, 29680, 31588, 36505, 39485, 41552, 41720, 51940, 55279, 58408, 63176, 73010, 78970, 83440, 103880, 110558, 116816, 126352, 146020, 157940, 207760, 221116, 276395, 292040, 315880, 386953, 442232, 552790, 584080, 631760, 773906, 884464, 1105580, 1547812, 1934765, 2211160, 3095624, 3869530, 4422320, 6191248, 7739060, 15478120, 30956240]

約数ペア:

[(1, 30956240), (2, 15478120), (4, 7739060), (5, 6191248), (7, 4422320), (8, 3869530), (10, 3095624), (14, 2211160), (16, 1934765), (20, 1547812), (28, 1105580), (35, 884464), (40, 773906), (49, 631760), (53, 584080), (56, 552790), (70, 442232), (80, 386953), (98, 315880), (106, 292040), (112, 276395), (140, 221116), (149, 207760), (196, 157940), (212, 146020), (245, 126352), (265, 116816), (280, 110558), (298, 103880), (371, 83440), (392, 78970), (424, 73010), (490, 63176), (530, 58408), (560, 55279), (596, 51940), (742, 41720), (745, 41552), (784, 39485), (848, 36505), (980, 31588), (1043, 29680), (1060, 29204), (1192, 25970), (1484, 20860), (1490, 20776), (1855, 16688), (1960, 15794), (2086, 14840), (2120, 14602), (2384, 12985), (2597, 11920), (2968, 10430), (2980, 10388), (3710, 8344), (3920, 7897), (4172, 7420), (4240, 7301), (5194, 5960), (5215, 5936)]