660292010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 1477440000

約数和(自身を除く): 817147990

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 37, 58, 59, 70, 74, 118, 145, 149, 185, 203, 259, 290, 295, 298, 370, 406, 413, 518, 590, 745, 826, 1015, 1043, 1073, 1295, 1490, 1711, 2030, 2065, 2086, 2146, 2183, 2590, 3422, 4130, 4321, 4366, 5215, 5365, 5513, 7511, 8555, 8642, 8791, 10430, 10730, 10915, 11026, 11977, 15022, 15281, 17110, 17582, 21605, 21830, 23954, 27565, 30247, 30562, 37555, 38591, 43210, 43955, 55130, 59885, 60494, 61537, 63307, 75110, 76405, 77182, 87910, 119770, 123074, 126614, 151235, 152810, 159877, 192955, 254939, 302470, 307685, 316535, 319754, 325267, 385910, 443149, 509878, 615370, 633070, 650534, 799385, 886298, 1119139, 1274695, 1598770, 1626335, 1784573, 2215745, 2238278, 2276869, 2549390, 3252670, 3569146, 4431490, 4553738, 5595695, 8922865, 9432743, 11191390, 11384345, 17845730, 18865486, 22768690, 47163715, 66029201, 94327430, 132058402, 330146005, 660292010]

約数ペア:

[(1, 660292010), (2, 330146005), (5, 132058402), (7, 94327430), (10, 66029201), (14, 47163715), (29, 22768690), (35, 18865486), (37, 17845730), (58, 11384345), (59, 11191390), (70, 9432743), (74, 8922865), (118, 5595695), (145, 4553738), (149, 4431490), (185, 3569146), (203, 3252670), (259, 2549390), (290, 2276869), (295, 2238278), (298, 2215745), (370, 1784573), (406, 1626335), (413, 1598770), (518, 1274695), (590, 1119139), (745, 886298), (826, 799385), (1015, 650534), (1043, 633070), (1073, 615370), (1295, 509878), (1490, 443149), (1711, 385910), (2030, 325267), (2065, 319754), (2086, 316535), (2146, 307685), (2183, 302470), (2590, 254939), (3422, 192955), (4130, 159877), (4321, 152810), (4366, 151235), (5215, 126614), (5365, 123074), (5513, 119770), (7511, 87910), (8555, 77182), (8642, 76405), (8791, 75110), (10430, 63307), (10730, 61537), (10915, 60494), (11026, 59885), (11977, 55130), (15022, 43955), (15281, 43210), (17110, 38591), (17582, 37555), (21605, 30562), (21830, 30247), (23954, 27565)]