664696760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1430

約数の個数: 192

約数和(自身を含む): 1973613600

約数和(自身を除く): 1308916840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 49, 52, 56, 65, 70, 76, 91, 95, 98, 104, 130, 133, 140, 152, 182, 190, 196, 245, 247, 260, 266, 280, 364, 380, 392, 455, 490, 494, 520, 532, 637, 665, 728, 760, 910, 931, 980, 988, 1064, 1235, 1274, 1330, 1373, 1729, 1820, 1862, 1960, 1976, 2470, 2548, 2660, 2746, 3185, 3458, 3640, 3724, 4655, 4940, 5096, 5320, 5492, 6370, 6865, 6916, 7448, 8645, 9310, 9611, 9880, 10984, 12103, 12740, 13730, 13832, 17290, 17849, 18620, 19222, 24206, 25480, 26087, 27460, 34580, 35698, 37240, 38444, 48055, 48412, 52174, 54920, 60515, 67277, 69160, 71396, 76888, 89245, 96110, 96824, 104348, 121030, 124943, 130435, 134554, 142792, 178490, 182609, 192220, 208696, 242060, 249886, 260870, 269108, 336385, 339131, 356980, 365218, 384440, 484120, 499772, 521740, 538216, 624715, 672770, 678262, 713960, 730436, 874601, 913045, 999544, 1043480, 1249430, 1278263, 1345540, 1356524, 1460872, 1695655, 1749202, 1826090, 2373917, 2498860, 2556526, 2691080, 2713048, 3391310, 3498404, 3652180, 4373005, 4747834, 4997720, 5113052, 6391315, 6782620, 6996808, 7304360, 8746010, 9495668, 10226104, 11869585, 12782630, 13565240, 16617419, 17492020, 18991336, 23739170, 25565260, 33234838, 34984040, 47478340, 51130520, 66469676, 83087095, 94956680, 132939352, 166174190, 332348380, 664696760]

約数ペア:

[(1, 664696760), (2, 332348380), (4, 166174190), (5, 132939352), (7, 94956680), (8, 83087095), (10, 66469676), (13, 51130520), (14, 47478340), (19, 34984040), (20, 33234838), (26, 25565260), (28, 23739170), (35, 18991336), (38, 17492020), (40, 16617419), (49, 13565240), (52, 12782630), (56, 11869585), (65, 10226104), (70, 9495668), (76, 8746010), (91, 7304360), (95, 6996808), (98, 6782620), (104, 6391315), (130, 5113052), (133, 4997720), (140, 4747834), (152, 4373005), (182, 3652180), (190, 3498404), (196, 3391310), (245, 2713048), (247, 2691080), (260, 2556526), (266, 2498860), (280, 2373917), (364, 1826090), (380, 1749202), (392, 1695655), (455, 1460872), (490, 1356524), (494, 1345540), (520, 1278263), (532, 1249430), (637, 1043480), (665, 999544), (728, 913045), (760, 874601), (910, 730436), (931, 713960), (980, 678262), (988, 672770), (1064, 624715), (1235, 538216), (1274, 521740), (1330, 499772), (1373, 484120), (1729, 384440), (1820, 365218), (1862, 356980), (1960, 339131), (1976, 336385), (2470, 269108), (2548, 260870), (2660, 249886), (2746, 242060), (3185, 208696), (3458, 192220), (3640, 182609), (3724, 178490), (4655, 142792), (4940, 134554), (5096, 130435), (5320, 124943), (5492, 121030), (6370, 104348), (6865, 96824), (6916, 96110), (7448, 89245), (8645, 76888), (9310, 71396), (9611, 69160), (9880, 67277), (10984, 60515), (12103, 54920), (12740, 52174), (13730, 48412), (13832, 48055), (17290, 38444), (17849, 37240), (18620, 35698), (19222, 34580), (24206, 27460), (25480, 26087)]