19450976760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{1249}}^1$

素因数の和:1686

約数の個数: 192

約数和(自身を含む): 63882000000

約数和(自身を除く): 44431023240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 181, 239, 360, 362, 478, 543, 717, 724, 905, 956, 1086, 1195, 1249, 1434, 1448, 1629, 1810, 1912, 2151, 2172, 2390, 2498, 2715, 2868, 3258, 3585, 3620, 3747, 4302, 4344, 4780, 4996, 5430, 5736, 6245, 6516, 7170, 7240, 7494, 8145, 8604, 9560, 9992, 10755, 10860, 11241, 12490, 13032, 14340, 14988, 16290, 17208, 18735, 21510, 21720, 22482, 24980, 28680, 29976, 32580, 37470, 43020, 43259, 44964, 49960, 56205, 65160, 74940, 86040, 86518, 89928, 112410, 129777, 149880, 173036, 216295, 224820, 226069, 259554, 298511, 346072, 389331, 432590, 449640, 452138, 519108, 597022, 648885, 678207, 778662, 865180, 895533, 904276, 1038216, 1130345, 1194044, 1297770, 1356414, 1492555, 1557324, 1730360, 1791066, 1808552, 1946655, 2034621, 2260690, 2388088, 2595540, 2686599, 2712828, 2985110, 3114648, 3391035, 3582132, 3893310, 4069242, 4477665, 4521380, 5191080, 5373198, 5425656, 5970220, 6782070, 7164264, 7786620, 8138484, 8955330, 9042760, 10173105, 10746396, 11940440, 13432995, 13564140, 15573240, 16276968, 17910660, 20346210, 21492792, 26865990, 27128280, 35821320, 40692420, 53731980, 54030491, 81384840, 107463960, 108060982, 162091473, 216121964, 270152455, 324182946, 432243928, 486274419, 540304910, 648365892, 810457365, 972548838, 1080609820, 1296731784, 1620914730, 1945097676, 2161219640, 2431372095, 3241829460, 3890195352, 4862744190, 6483658920, 9725488380, 19450976760]

約数ペア:

[(1, 19450976760), (2, 9725488380), (3, 6483658920), (4, 4862744190), (5, 3890195352), (6, 3241829460), (8, 2431372095), (9, 2161219640), (10, 1945097676), (12, 1620914730), (15, 1296731784), (18, 1080609820), (20, 972548838), (24, 810457365), (30, 648365892), (36, 540304910), (40, 486274419), (45, 432243928), (60, 324182946), (72, 270152455), (90, 216121964), (120, 162091473), (180, 108060982), (181, 107463960), (239, 81384840), (360, 54030491), (362, 53731980), (478, 40692420), (543, 35821320), (717, 27128280), (724, 26865990), (905, 21492792), (956, 20346210), (1086, 17910660), (1195, 16276968), (1249, 15573240), (1434, 13564140), (1448, 13432995), (1629, 11940440), (1810, 10746396), (1912, 10173105), (2151, 9042760), (2172, 8955330), (2390, 8138484), (2498, 7786620), (2715, 7164264), (2868, 6782070), (3258, 5970220), (3585, 5425656), (3620, 5373198), (3747, 5191080), (4302, 4521380), (4344, 4477665), (4780, 4069242), (4996, 3893310), (5430, 3582132), (5736, 3391035), (6245, 3114648), (6516, 2985110), (7170, 2712828), (7240, 2686599), (7494, 2595540), (8145, 2388088), (8604, 2260690), (9560, 2034621), (9992, 1946655), (10755, 1808552), (10860, 1791066), (11241, 1730360), (12490, 1557324), (13032, 1492555), (14340, 1356414), (14988, 1297770), (16290, 1194044), (17208, 1130345), (18735, 1038216), (21510, 904276), (21720, 895533), (22482, 865180), (24980, 778662), (28680, 678207), (29976, 648885), (32580, 597022), (37470, 519108), (43020, 452138), (43259, 449640), (44964, 432590), (49960, 389331), (56205, 346072), (65160, 298511), (74940, 259554), (86040, 226069), (86518, 224820), (89928, 216295), (112410, 173036), (129777, 149880)]