78543660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1123

約数の個数: 96

約数和(自身を含む): 239424192

約数和(自身を除く): 160880532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 101, 130, 156, 195, 202, 260, 303, 390, 404, 505, 606, 780, 997, 1010, 1212, 1313, 1515, 1994, 2020, 2626, 2991, 3030, 3939, 3988, 4985, 5252, 5982, 6060, 6565, 7878, 9970, 11964, 12961, 13130, 14955, 15756, 19695, 19940, 25922, 26260, 29910, 38883, 39390, 51844, 59820, 64805, 77766, 78780, 100697, 129610, 155532, 194415, 201394, 259220, 302091, 388830, 402788, 503485, 604182, 777660, 1006970, 1208364, 1309061, 1510455, 2013940, 2618122, 3020910, 3927183, 5236244, 6041820, 6545305, 7854366, 13090610, 15708732, 19635915, 26181220, 39271830, 78543660]

約数ペア:

[(1, 78543660), (2, 39271830), (3, 26181220), (4, 19635915), (5, 15708732), (6, 13090610), (10, 7854366), (12, 6545305), (13, 6041820), (15, 5236244), (20, 3927183), (26, 3020910), (30, 2618122), (39, 2013940), (52, 1510455), (60, 1309061), (65, 1208364), (78, 1006970), (101, 777660), (130, 604182), (156, 503485), (195, 402788), (202, 388830), (260, 302091), (303, 259220), (390, 201394), (404, 194415), (505, 155532), (606, 129610), (780, 100697), (997, 78780), (1010, 77766), (1212, 64805), (1313, 59820), (1515, 51844), (1994, 39390), (2020, 38883), (2626, 29910), (2991, 26260), (3030, 25922), (3939, 19940), (3988, 19695), (4985, 15756), (5252, 14955), (5982, 13130), (6060, 12961), (6565, 11964), (7878, 9970)]