61543860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{277}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 206618496

約数和(自身を除く): 145074636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 277, 322, 345, 420, 460, 483, 529, 554, 644, 690, 805, 831, 966, 1058, 1108, 1380, 1385, 1587, 1610, 1662, 1932, 1939, 2116, 2415, 2645, 2770, 3174, 3220, 3324, 3703, 3878, 4155, 4830, 5290, 5540, 5817, 6348, 6371, 7406, 7756, 7935, 8310, 9660, 9695, 10580, 11109, 11634, 12742, 14812, 15870, 16620, 18515, 19113, 19390, 22218, 23268, 25484, 29085, 31740, 31855, 37030, 38226, 38780, 44436, 44597, 55545, 58170, 63710, 74060, 76452, 89194, 95565, 111090, 116340, 127420, 133791, 146533, 178388, 191130, 222180, 222985, 267582, 293066, 382260, 439599, 445970, 535164, 586132, 668955, 732665, 879198, 891940, 1025731, 1337910, 1465330, 1758396, 2051462, 2197995, 2675820, 2930660, 3077193, 4102924, 4395990, 5128655, 6154386, 8791980, 10257310, 12308772, 15385965, 20514620, 30771930, 61543860]

約数ペア:

[(1, 61543860), (2, 30771930), (3, 20514620), (4, 15385965), (5, 12308772), (6, 10257310), (7, 8791980), (10, 6154386), (12, 5128655), (14, 4395990), (15, 4102924), (20, 3077193), (21, 2930660), (23, 2675820), (28, 2197995), (30, 2051462), (35, 1758396), (42, 1465330), (46, 1337910), (60, 1025731), (69, 891940), (70, 879198), (84, 732665), (92, 668955), (105, 586132), (115, 535164), (138, 445970), (140, 439599), (161, 382260), (210, 293066), (230, 267582), (276, 222985), (277, 222180), (322, 191130), (345, 178388), (420, 146533), (460, 133791), (483, 127420), (529, 116340), (554, 111090), (644, 95565), (690, 89194), (805, 76452), (831, 74060), (966, 63710), (1058, 58170), (1108, 55545), (1380, 44597), (1385, 44436), (1587, 38780), (1610, 38226), (1662, 37030), (1932, 31855), (1939, 31740), (2116, 29085), (2415, 25484), (2645, 23268), (2770, 22218), (3174, 19390), (3220, 19113), (3324, 18515), (3703, 16620), (3878, 15870), (4155, 14812), (4830, 12742), (5290, 11634), (5540, 11109), (5817, 10580), (6348, 9695), (6371, 9660), (7406, 8310), (7756, 7935)]