77329980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4721}}^1$

素因数の和:4756

約数の個数: 144

約数和(自身を含む): 288759744

約数和(自身を除く): 211429764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 4721, 5460, 8190, 9442, 14163, 16380, 18884, 23605, 28326, 33047, 42489, 47210, 56652, 61373, 66094, 70815, 84978, 94420, 99141, 122746, 132188, 141630, 165235, 169956, 184119, 198282, 212445, 245492, 283260, 297423, 306865, 330470, 368238, 396564, 424890, 429611, 495705, 552357, 594846, 613730, 660940, 736476, 849780, 859222, 920595, 991410, 1104714, 1189692, 1227460, 1288833, 1487115, 1718444, 1841190, 1982820, 2148055, 2209428, 2577666, 2761785, 2974230, 3682380, 3866499, 4296110, 5155332, 5523570, 5948460, 6444165, 7732998, 8592220, 11047140, 12888330, 15465996, 19332495, 25776660, 38664990, 77329980]

約数ペア:

[(1, 77329980), (2, 38664990), (3, 25776660), (4, 19332495), (5, 15465996), (6, 12888330), (7, 11047140), (9, 8592220), (10, 7732998), (12, 6444165), (13, 5948460), (14, 5523570), (15, 5155332), (18, 4296110), (20, 3866499), (21, 3682380), (26, 2974230), (28, 2761785), (30, 2577666), (35, 2209428), (36, 2148055), (39, 1982820), (42, 1841190), (45, 1718444), (52, 1487115), (60, 1288833), (63, 1227460), (65, 1189692), (70, 1104714), (78, 991410), (84, 920595), (90, 859222), (91, 849780), (105, 736476), (117, 660940), (126, 613730), (130, 594846), (140, 552357), (156, 495705), (180, 429611), (182, 424890), (195, 396564), (210, 368238), (234, 330470), (252, 306865), (260, 297423), (273, 283260), (315, 245492), (364, 212445), (390, 198282), (420, 184119), (455, 169956), (468, 165235), (546, 141630), (585, 132188), (630, 122746), (780, 99141), (819, 94420), (910, 84978), (1092, 70815), (1170, 66094), (1260, 61373), (1365, 56652), (1638, 47210), (1820, 42489), (2340, 33047), (2730, 28326), (3276, 23605), (4095, 18884), (4721, 16380), (5460, 14163), (8190, 9442)]