77774940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6449}}^1$

素因数の和:6531

約数の個数: 72

約数和(自身を含む): 239475600

約数和(自身を除く): 161700660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 6449, 12060, 12898, 19347, 25796, 32245, 38694, 58041, 64490, 77388, 96735, 116082, 128980, 193470, 232164, 290205, 386940, 432083, 580410, 864166, 1160820, 1296249, 1728332, 2160415, 2592498, 3888747, 4320830, 5184996, 6481245, 7777494, 8641660, 12962490, 15554988, 19443735, 25924980, 38887470, 77774940]

約数ペア:

[(1, 77774940), (2, 38887470), (3, 25924980), (4, 19443735), (5, 15554988), (6, 12962490), (9, 8641660), (10, 7777494), (12, 6481245), (15, 5184996), (18, 4320830), (20, 3888747), (30, 2592498), (36, 2160415), (45, 1728332), (60, 1296249), (67, 1160820), (90, 864166), (134, 580410), (180, 432083), (201, 386940), (268, 290205), (335, 232164), (402, 193470), (603, 128980), (670, 116082), (804, 96735), (1005, 77388), (1206, 64490), (1340, 58041), (2010, 38694), (2412, 32245), (3015, 25796), (4020, 19347), (6030, 12898), (6449, 12060)]