15584940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 288

約数和(自身を含む): 61286400

約数和(自身を除く): 45701460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 31, 35, 36, 38, 42, 45, 49, 54, 57, 60, 62, 63, 70, 76, 84, 90, 93, 95, 98, 105, 108, 114, 124, 126, 133, 135, 140, 147, 155, 171, 180, 186, 189, 190, 196, 210, 217, 228, 245, 252, 266, 270, 279, 285, 294, 310, 315, 342, 372, 378, 380, 399, 420, 434, 441, 465, 490, 513, 532, 540, 558, 570, 588, 589, 620, 630, 651, 665, 684, 735, 756, 798, 837, 855, 868, 882, 930, 931, 945, 980, 1026, 1085, 1116, 1140, 1178, 1197, 1260, 1302, 1323, 1330, 1395, 1470, 1519, 1596, 1674, 1710, 1764, 1767, 1860, 1862, 1890, 1953, 1995, 2052, 2170, 2205, 2356, 2394, 2565, 2604, 2646, 2660, 2790, 2793, 2940, 2945, 3038, 3255, 3348, 3420, 3534, 3591, 3724, 3780, 3906, 3990, 4123, 4185, 4340, 4410, 4557, 4655, 4788, 5130, 5292, 5301, 5580, 5586, 5859, 5890, 5985, 6076, 6510, 6615, 7068, 7182, 7595, 7812, 7980, 8246, 8370, 8379, 8820, 8835, 9114, 9310, 9765, 10260, 10602, 11172, 11718, 11780, 11970, 12369, 13020, 13230, 13671, 13965, 14364, 15190, 15903, 16492, 16740, 16758, 17670, 17955, 18228, 18620, 19530, 20615, 21204, 22785, 23436, 23940, 24738, 25137, 26460, 26505, 27342, 27930, 28861, 29295, 30380, 31806, 33516, 35340, 35910, 37107, 39060, 41013, 41230, 41895, 45570, 49476, 50274, 53010, 54684, 55860, 57722, 58590, 61845, 63612, 68355, 71820, 74214, 79515, 82026, 82460, 83790, 86583, 91140, 100548, 106020, 111321, 115444, 117180, 123690, 125685, 136710, 144305, 148428, 159030, 164052, 167580, 173166, 185535, 205065, 222642, 247380, 251370, 259749, 273420, 288610, 318060, 346332, 371070, 410130, 432915, 445284, 502740, 519498, 556605, 577220, 742140, 779247, 820260, 865830, 1038996, 1113210, 1298745, 1558494, 1731660, 2226420, 2597490, 3116988, 3896235, 5194980, 7792470, 15584940]

約数ペア:

[(1, 15584940), (2, 7792470), (3, 5194980), (4, 3896235), (5, 3116988), (6, 2597490), (7, 2226420), (9, 1731660), (10, 1558494), (12, 1298745), (14, 1113210), (15, 1038996), (18, 865830), (19, 820260), (20, 779247), (21, 742140), (27, 577220), (28, 556605), (30, 519498), (31, 502740), (35, 445284), (36, 432915), (38, 410130), (42, 371070), (45, 346332), (49, 318060), (54, 288610), (57, 273420), (60, 259749), (62, 251370), (63, 247380), (70, 222642), (76, 205065), (84, 185535), (90, 173166), (93, 167580), (95, 164052), (98, 159030), (105, 148428), (108, 144305), (114, 136710), (124, 125685), (126, 123690), (133, 117180), (135, 115444), (140, 111321), (147, 106020), (155, 100548), (171, 91140), (180, 86583), (186, 83790), (189, 82460), (190, 82026), (196, 79515), (210, 74214), (217, 71820), (228, 68355), (245, 63612), (252, 61845), (266, 58590), (270, 57722), (279, 55860), (285, 54684), (294, 53010), (310, 50274), (315, 49476), (342, 45570), (372, 41895), (378, 41230), (380, 41013), (399, 39060), (420, 37107), (434, 35910), (441, 35340), (465, 33516), (490, 31806), (513, 30380), (532, 29295), (540, 28861), (558, 27930), (570, 27342), (588, 26505), (589, 26460), (620, 25137), (630, 24738), (651, 23940), (665, 23436), (684, 22785), (735, 21204), (756, 20615), (798, 19530), (837, 18620), (855, 18228), (868, 17955), (882, 17670), (930, 16758), (931, 16740), (945, 16492), (980, 15903), (1026, 15190), (1085, 14364), (1116, 13965), (1140, 13671), (1178, 13230), (1197, 13020), (1260, 12369), (1302, 11970), (1323, 11780), (1330, 11718), (1395, 11172), (1470, 10602), (1519, 10260), (1596, 9765), (1674, 9310), (1710, 9114), (1764, 8835), (1767, 8820), (1860, 8379), (1862, 8370), (1890, 8246), (1953, 7980), (1995, 7812), (2052, 7595), (2170, 7182), (2205, 7068), (2356, 6615), (2394, 6510), (2565, 6076), (2604, 5985), (2646, 5890), (2660, 5859), (2790, 5586), (2793, 5580), (2940, 5301), (2945, 5292), (3038, 5130), (3255, 4788), (3348, 4655), (3420, 4557), (3534, 4410), (3591, 4340), (3724, 4185), (3780, 4123), (3906, 3990)]