30871357720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{5791}}^1$

素因数の和:6129

約数の個数: 128

約数和(自身を含む): 80735846400

約数和(自身を除く): 49864488680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 241, 280, 316, 395, 482, 553, 632, 790, 964, 1106, 1205, 1580, 1687, 1928, 2212, 2410, 2765, 3160, 3374, 4424, 4820, 5530, 5791, 6748, 8435, 9640, 11060, 11582, 13496, 16870, 19039, 22120, 23164, 28955, 33740, 38078, 40537, 46328, 57910, 67480, 76156, 81074, 95195, 115820, 133273, 152312, 162148, 190390, 202685, 231640, 266546, 324296, 380780, 405370, 457489, 533092, 666365, 761560, 810740, 914978, 1066184, 1332730, 1395631, 1621480, 1829956, 2287445, 2665460, 2791262, 3202423, 3659912, 4574890, 5330920, 5582524, 6404846, 6978155, 9149780, 9769417, 11165048, 12809692, 13956310, 16012115, 18299560, 19538834, 25619384, 27912620, 32024230, 39077668, 48847085, 55825240, 64048460, 78155336, 97694170, 110254849, 128096920, 195388340, 220509698, 390776680, 441019396, 551274245, 771783943, 882038792, 1102548490, 1543567886, 2205096980, 3087135772, 3858919715, 4410193960, 6174271544, 7717839430, 15435678860, 30871357720]

約数ペア:

[(1, 30871357720), (2, 15435678860), (4, 7717839430), (5, 6174271544), (7, 4410193960), (8, 3858919715), (10, 3087135772), (14, 2205096980), (20, 1543567886), (28, 1102548490), (35, 882038792), (40, 771783943), (56, 551274245), (70, 441019396), (79, 390776680), (140, 220509698), (158, 195388340), (241, 128096920), (280, 110254849), (316, 97694170), (395, 78155336), (482, 64048460), (553, 55825240), (632, 48847085), (790, 39077668), (964, 32024230), (1106, 27912620), (1205, 25619384), (1580, 19538834), (1687, 18299560), (1928, 16012115), (2212, 13956310), (2410, 12809692), (2765, 11165048), (3160, 9769417), (3374, 9149780), (4424, 6978155), (4820, 6404846), (5530, 5582524), (5791, 5330920), (6748, 4574890), (8435, 3659912), (9640, 3202423), (11060, 2791262), (11582, 2665460), (13496, 2287445), (16870, 1829956), (19039, 1621480), (22120, 1395631), (23164, 1332730), (28955, 1066184), (33740, 914978), (38078, 810740), (40537, 761560), (46328, 666365), (57910, 533092), (67480, 457489), (76156, 405370), (81074, 380780), (95195, 324296), (115820, 266546), (133273, 231640), (152312, 202685), (162148, 190390)]