64735020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:724

約数の個数: 144

約数和(自身を含む): 227485440

約数和(自身を除く): 162750420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 83, 84, 90, 105, 126, 140, 166, 180, 210, 249, 252, 315, 332, 415, 420, 498, 581, 619, 630, 747, 830, 996, 1162, 1238, 1245, 1260, 1494, 1660, 1743, 1857, 2324, 2476, 2490, 2905, 2988, 3095, 3486, 3714, 3735, 4333, 4980, 5229, 5571, 5810, 6190, 6972, 7428, 7470, 8666, 8715, 9285, 10458, 11142, 11620, 12380, 12999, 14940, 17332, 17430, 18570, 20916, 21665, 22284, 25998, 26145, 27855, 34860, 37140, 38997, 43330, 51377, 51996, 52290, 55710, 64995, 77994, 86660, 102754, 104580, 111420, 129990, 154131, 155988, 194985, 205508, 256885, 259980, 308262, 359639, 389970, 462393, 513770, 616524, 719278, 770655, 779940, 924786, 1027540, 1078917, 1438556, 1541310, 1798195, 1849572, 2157834, 2311965, 3082620, 3236751, 3596390, 4315668, 4623930, 5394585, 6473502, 7192780, 9247860, 10789170, 12947004, 16183755, 21578340, 32367510, 64735020]

約数ペア:

[(1, 64735020), (2, 32367510), (3, 21578340), (4, 16183755), (5, 12947004), (6, 10789170), (7, 9247860), (9, 7192780), (10, 6473502), (12, 5394585), (14, 4623930), (15, 4315668), (18, 3596390), (20, 3236751), (21, 3082620), (28, 2311965), (30, 2157834), (35, 1849572), (36, 1798195), (42, 1541310), (45, 1438556), (60, 1078917), (63, 1027540), (70, 924786), (83, 779940), (84, 770655), (90, 719278), (105, 616524), (126, 513770), (140, 462393), (166, 389970), (180, 359639), (210, 308262), (249, 259980), (252, 256885), (315, 205508), (332, 194985), (415, 155988), (420, 154131), (498, 129990), (581, 111420), (619, 104580), (630, 102754), (747, 86660), (830, 77994), (996, 64995), (1162, 55710), (1238, 52290), (1245, 51996), (1260, 51377), (1494, 43330), (1660, 38997), (1743, 37140), (1857, 34860), (2324, 27855), (2476, 26145), (2490, 25998), (2905, 22284), (2988, 21665), (3095, 20916), (3486, 18570), (3714, 17430), (3735, 17332), (4333, 14940), (4980, 12999), (5229, 12380), (5571, 11620), (5810, 11142), (6190, 10458), (6972, 9285), (7428, 8715), (7470, 8666)]