679018860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{661}}^1$

素因数の和:1128

約数の個数: 144

約数和(自身を含む): 2226544320

約数和(自身を除く): 1547525460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 439, 468, 585, 661, 780, 878, 1170, 1317, 1322, 1756, 1983, 2195, 2340, 2634, 2644, 3305, 3951, 3966, 4390, 5268, 5707, 5949, 6585, 6610, 7902, 7932, 8593, 8780, 9915, 11414, 11898, 13170, 13220, 15804, 17121, 17186, 19755, 19830, 22828, 23796, 25779, 26340, 28535, 29745, 34242, 34372, 39510, 39660, 42965, 51363, 51558, 57070, 59490, 68484, 77337, 79020, 85605, 85930, 102726, 103116, 114140, 118980, 128895, 154674, 171210, 171860, 205452, 256815, 257790, 290179, 309348, 342420, 386685, 513630, 515580, 580358, 773370, 870537, 1027260, 1160716, 1450895, 1546740, 1741074, 2611611, 2901790, 3482148, 3772327, 4352685, 5223222, 5803580, 7544654, 8705370, 10446444, 11316981, 13058055, 15089308, 17410740, 18861635, 22633962, 26116110, 33950943, 37723270, 45267924, 52232220, 56584905, 67901886, 75446540, 113169810, 135803772, 169754715, 226339620, 339509430, 679018860]

約数ペア:

[(1, 679018860), (2, 339509430), (3, 226339620), (4, 169754715), (5, 135803772), (6, 113169810), (9, 75446540), (10, 67901886), (12, 56584905), (13, 52232220), (15, 45267924), (18, 37723270), (20, 33950943), (26, 26116110), (30, 22633962), (36, 18861635), (39, 17410740), (45, 15089308), (52, 13058055), (60, 11316981), (65, 10446444), (78, 8705370), (90, 7544654), (117, 5803580), (130, 5223222), (156, 4352685), (180, 3772327), (195, 3482148), (234, 2901790), (260, 2611611), (390, 1741074), (439, 1546740), (468, 1450895), (585, 1160716), (661, 1027260), (780, 870537), (878, 773370), (1170, 580358), (1317, 515580), (1322, 513630), (1756, 386685), (1983, 342420), (2195, 309348), (2340, 290179), (2634, 257790), (2644, 256815), (3305, 205452), (3951, 171860), (3966, 171210), (4390, 154674), (5268, 128895), (5707, 118980), (5949, 114140), (6585, 103116), (6610, 102726), (7902, 85930), (7932, 85605), (8593, 79020), (8780, 77337), (9915, 68484), (11414, 59490), (11898, 57070), (13170, 51558), (13220, 51363), (15804, 42965), (17121, 39660), (17186, 39510), (19755, 34372), (19830, 34242), (22828, 29745), (23796, 28535), (25779, 26340)]