290174820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{619}}^1$

素因数の和:1245

約数の個数: 96

約数和(自身を含む): 877860480

約数和(自身を除く): 587685660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 601, 619, 780, 1202, 1238, 1803, 1857, 2404, 2476, 3005, 3095, 3606, 3714, 6010, 6190, 7212, 7428, 7813, 8047, 9015, 9285, 12020, 12380, 15626, 16094, 18030, 18570, 23439, 24141, 31252, 32188, 36060, 37140, 39065, 40235, 46878, 48282, 78130, 80470, 93756, 96564, 117195, 120705, 156260, 160940, 234390, 241410, 372019, 468780, 482820, 744038, 1116057, 1488076, 1860095, 2232114, 3720190, 4464228, 4836247, 5580285, 7440380, 9672494, 11160570, 14508741, 19344988, 22321140, 24181235, 29017482, 48362470, 58034964, 72543705, 96724940, 145087410, 290174820]

約数ペア:

[(1, 290174820), (2, 145087410), (3, 96724940), (4, 72543705), (5, 58034964), (6, 48362470), (10, 29017482), (12, 24181235), (13, 22321140), (15, 19344988), (20, 14508741), (26, 11160570), (30, 9672494), (39, 7440380), (52, 5580285), (60, 4836247), (65, 4464228), (78, 3720190), (130, 2232114), (156, 1860095), (195, 1488076), (260, 1116057), (390, 744038), (601, 482820), (619, 468780), (780, 372019), (1202, 241410), (1238, 234390), (1803, 160940), (1857, 156260), (2404, 120705), (2476, 117195), (3005, 96564), (3095, 93756), (3606, 80470), (3714, 78130), (6010, 48282), (6190, 46878), (7212, 40235), (7428, 39065), (7813, 37140), (8047, 36060), (9015, 32188), (9285, 31252), (12020, 24141), (12380, 23439), (15626, 18570), (16094, 18030)]