87404940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1261

約数の個数: 192

約数和(自身を含む): 327398400

約数和(自身を除く): 239993460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1217, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2434, 2565, 2660, 3420, 3591, 3651, 3780, 3990, 4788, 4868, 5130, 5985, 6085, 7182, 7302, 7980, 8519, 10260, 10953, 11970, 12170, 14364, 14604, 17038, 17955, 18255, 21906, 23123, 23940, 24340, 25557, 32859, 34076, 35910, 36510, 42595, 43812, 46246, 51114, 54765, 65718, 69369, 71820, 73020, 76671, 85190, 92492, 102228, 109530, 115615, 127785, 131436, 138738, 153342, 161861, 164295, 170380, 208107, 219060, 230013, 231230, 255570, 277476, 306684, 323722, 328590, 346845, 383355, 416214, 460026, 462460, 485583, 511140, 624321, 647444, 657180, 693690, 766710, 809305, 832428, 920052, 971166, 1040535, 1150065, 1248642, 1387380, 1456749, 1533420, 1618610, 1942332, 2081070, 2300130, 2427915, 2497284, 2913498, 3121605, 3237220, 4162140, 4370247, 4600260, 4855830, 5826996, 6243210, 7283745, 8740494, 9711660, 12486420, 14567490, 17480988, 21851235, 29134980, 43702470, 87404940]

約数ペア:

[(1, 87404940), (2, 43702470), (3, 29134980), (4, 21851235), (5, 17480988), (6, 14567490), (7, 12486420), (9, 9711660), (10, 8740494), (12, 7283745), (14, 6243210), (15, 5826996), (18, 4855830), (19, 4600260), (20, 4370247), (21, 4162140), (27, 3237220), (28, 3121605), (30, 2913498), (35, 2497284), (36, 2427915), (38, 2300130), (42, 2081070), (45, 1942332), (54, 1618610), (57, 1533420), (60, 1456749), (63, 1387380), (70, 1248642), (76, 1150065), (84, 1040535), (90, 971166), (95, 920052), (105, 832428), (108, 809305), (114, 766710), (126, 693690), (133, 657180), (135, 647444), (140, 624321), (171, 511140), (180, 485583), (189, 462460), (190, 460026), (210, 416214), (228, 383355), (252, 346845), (266, 328590), (270, 323722), (285, 306684), (315, 277476), (342, 255570), (378, 231230), (380, 230013), (399, 219060), (420, 208107), (513, 170380), (532, 164295), (540, 161861), (570, 153342), (630, 138738), (665, 131436), (684, 127785), (756, 115615), (798, 109530), (855, 102228), (945, 92492), (1026, 85190), (1140, 76671), (1197, 73020), (1217, 71820), (1260, 69369), (1330, 65718), (1596, 54765), (1710, 51114), (1890, 46246), (1995, 43812), (2052, 42595), (2394, 36510), (2434, 35910), (2565, 34076), (2660, 32859), (3420, 25557), (3591, 24340), (3651, 23940), (3780, 23123), (3990, 21906), (4788, 18255), (4868, 17955), (5130, 17038), (5985, 14604), (6085, 14364), (7182, 12170), (7302, 11970), (7980, 10953), (8519, 10260)]