1238627880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^4\times {\mathrm{1433}}^1$

素因数の和:1478

約数の個数: 240

約数和(自身を含む): 4699461780

約数和(自身を除く): 3460833900

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 343, 360, 392, 420, 441, 490, 504, 588, 630, 686, 735, 840, 882, 980, 1029, 1176, 1260, 1372, 1433, 1470, 1715, 1764, 1960, 2058, 2205, 2401, 2520, 2744, 2866, 2940, 3087, 3430, 3528, 4116, 4299, 4410, 4802, 5145, 5732, 5880, 6174, 6860, 7165, 7203, 8232, 8598, 8820, 9604, 10031, 10290, 11464, 12005, 12348, 12897, 13720, 14330, 14406, 15435, 17196, 17640, 19208, 20062, 20580, 21495, 21609, 24010, 24696, 25794, 28660, 28812, 30093, 30870, 34392, 36015, 40124, 41160, 42990, 43218, 48020, 50155, 51588, 57320, 57624, 60186, 61740, 64485, 70217, 72030, 80248, 85980, 86436, 90279, 96040, 100310, 103176, 108045, 120372, 123480, 128970, 140434, 144060, 150465, 171960, 172872, 180558, 200620, 210651, 216090, 240744, 257940, 280868, 288120, 300930, 351085, 361116, 401240, 421302, 432180, 451395, 491519, 515880, 561736, 601860, 631953, 702170, 722232, 842604, 864360, 902790, 983038, 1053255, 1203720, 1263906, 1404340, 1474557, 1685208, 1805580, 1966076, 2106510, 2457595, 2527812, 2808680, 2949114, 3159765, 3440633, 3611160, 3932152, 4213020, 4423671, 4915190, 5055624, 5898228, 6319530, 6881266, 7372785, 8426040, 8847342, 9830380, 10321899, 11796456, 12639060, 13762532, 14745570, 17203165, 17694684, 19660760, 20643798, 22118355, 25278120, 27525064, 29491140, 30965697, 34406330, 35389368, 41287596, 44236710, 51609495, 58982280, 61931394, 68812660, 82575192, 88473420, 103218990, 123862788, 137625320, 154828485, 176946840, 206437980, 247725576, 309656970, 412875960, 619313940, 1238627880]

約数ペア:

[(1, 1238627880), (2, 619313940), (3, 412875960), (4, 309656970), (5, 247725576), (6, 206437980), (7, 176946840), (8, 154828485), (9, 137625320), (10, 123862788), (12, 103218990), (14, 88473420), (15, 82575192), (18, 68812660), (20, 61931394), (21, 58982280), (24, 51609495), (28, 44236710), (30, 41287596), (35, 35389368), (36, 34406330), (40, 30965697), (42, 29491140), (45, 27525064), (49, 25278120), (56, 22118355), (60, 20643798), (63, 19660760), (70, 17694684), (72, 17203165), (84, 14745570), (90, 13762532), (98, 12639060), (105, 11796456), (120, 10321899), (126, 9830380), (140, 8847342), (147, 8426040), (168, 7372785), (180, 6881266), (196, 6319530), (210, 5898228), (245, 5055624), (252, 4915190), (280, 4423671), (294, 4213020), (315, 3932152), (343, 3611160), (360, 3440633), (392, 3159765), (420, 2949114), (441, 2808680), (490, 2527812), (504, 2457595), (588, 2106510), (630, 1966076), (686, 1805580), (735, 1685208), (840, 1474557), (882, 1404340), (980, 1263906), (1029, 1203720), (1176, 1053255), (1260, 983038), (1372, 902790), (1433, 864360), (1470, 842604), (1715, 722232), (1764, 702170), (1960, 631953), (2058, 601860), (2205, 561736), (2401, 515880), (2520, 491519), (2744, 451395), (2866, 432180), (2940, 421302), (3087, 401240), (3430, 361116), (3528, 351085), (4116, 300930), (4299, 288120), (4410, 280868), (4802, 257940), (5145, 240744), (5732, 216090), (5880, 210651), (6174, 200620), (6860, 180558), (7165, 172872), (7203, 171960), (8232, 150465), (8598, 144060), (8820, 140434), (9604, 128970), (10031, 123480), (10290, 120372), (11464, 108045), (12005, 103176), (12348, 100310), (12897, 96040), (13720, 90279), (14330, 86436), (14406, 85980), (15435, 80248), (17196, 72030), (17640, 70217), (19208, 64485), (20062, 61740), (20580, 60186), (21495, 57624), (21609, 57320), (24010, 51588), (24696, 50155), (25794, 48020), (28660, 43218), (28812, 42990), (30093, 41160), (30870, 40124), (34392, 36015)]