49681380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 192

約数和(自身を含む): 171601920

約数和(自身を除く): 121920540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 37, 42, 46, 60, 69, 70, 74, 84, 92, 105, 111, 115, 138, 139, 140, 148, 161, 185, 210, 222, 230, 259, 276, 278, 322, 345, 370, 417, 420, 444, 460, 483, 518, 555, 556, 644, 690, 695, 740, 777, 805, 834, 851, 966, 973, 1036, 1110, 1295, 1380, 1390, 1554, 1610, 1668, 1702, 1932, 1946, 2085, 2220, 2415, 2553, 2590, 2780, 2919, 3108, 3197, 3220, 3404, 3885, 3892, 4170, 4255, 4830, 4865, 5106, 5143, 5180, 5838, 5957, 6394, 7770, 8340, 8510, 9591, 9660, 9730, 10212, 10286, 11676, 11914, 12765, 12788, 14595, 15429, 15540, 15985, 17020, 17871, 19182, 19460, 20572, 22379, 23828, 25530, 25715, 29190, 29785, 30858, 31970, 35742, 36001, 38364, 44758, 47955, 51060, 51430, 58380, 59570, 61716, 63940, 67137, 71484, 72002, 77145, 89355, 89516, 95910, 102860, 108003, 111895, 118289, 119140, 134274, 144004, 154290, 178710, 180005, 191820, 216006, 223790, 236578, 268548, 308580, 335685, 354867, 357420, 360010, 432012, 447580, 473156, 540015, 591445, 671370, 709734, 720020, 828023, 1080030, 1182890, 1342740, 1419468, 1656046, 1774335, 2160060, 2365780, 2484069, 3312092, 3548670, 4140115, 4968138, 7097340, 8280230, 9936276, 12420345, 16560460, 24840690, 49681380]

約数ペア:

[(1, 49681380), (2, 24840690), (3, 16560460), (4, 12420345), (5, 9936276), (6, 8280230), (7, 7097340), (10, 4968138), (12, 4140115), (14, 3548670), (15, 3312092), (20, 2484069), (21, 2365780), (23, 2160060), (28, 1774335), (30, 1656046), (35, 1419468), (37, 1342740), (42, 1182890), (46, 1080030), (60, 828023), (69, 720020), (70, 709734), (74, 671370), (84, 591445), (92, 540015), (105, 473156), (111, 447580), (115, 432012), (138, 360010), (139, 357420), (140, 354867), (148, 335685), (161, 308580), (185, 268548), (210, 236578), (222, 223790), (230, 216006), (259, 191820), (276, 180005), (278, 178710), (322, 154290), (345, 144004), (370, 134274), (417, 119140), (420, 118289), (444, 111895), (460, 108003), (483, 102860), (518, 95910), (555, 89516), (556, 89355), (644, 77145), (690, 72002), (695, 71484), (740, 67137), (777, 63940), (805, 61716), (834, 59570), (851, 58380), (966, 51430), (973, 51060), (1036, 47955), (1110, 44758), (1295, 38364), (1380, 36001), (1390, 35742), (1554, 31970), (1610, 30858), (1668, 29785), (1702, 29190), (1932, 25715), (1946, 25530), (2085, 23828), (2220, 22379), (2415, 20572), (2553, 19460), (2590, 19182), (2780, 17871), (2919, 17020), (3108, 15985), (3197, 15540), (3220, 15429), (3404, 14595), (3885, 12788), (3892, 12765), (4170, 11914), (4255, 11676), (4830, 10286), (4865, 10212), (5106, 9730), (5143, 9660), (5180, 9591), (5838, 8510), (5957, 8340), (6394, 7770)]