218876580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:600

約数の個数: 240

約数和(自身を含む): 779782080

約数和(自身を除く): 560905500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 324, 342, 351, 380, 390, 405, 468, 494, 513, 540, 547, 570, 585, 684, 702, 741, 780, 810, 855, 988, 1026, 1053, 1094, 1140, 1170, 1235, 1404, 1482, 1539, 1620, 1641, 1710, 1755, 2052, 2106, 2188, 2223, 2340, 2470, 2565, 2735, 2964, 3078, 3282, 3420, 3510, 3705, 4212, 4446, 4923, 4940, 5130, 5265, 5470, 6156, 6564, 6669, 7020, 7111, 7410, 7695, 8205, 8892, 9846, 10260, 10393, 10530, 10940, 11115, 13338, 14222, 14769, 14820, 15390, 16410, 19692, 20007, 20786, 21060, 21333, 22230, 24615, 26676, 28444, 29538, 30780, 31179, 32820, 33345, 35555, 40014, 41572, 42666, 44307, 44460, 49230, 51965, 59076, 62358, 63999, 66690, 71110, 73845, 80028, 85332, 88614, 93537, 98460, 100035, 103930, 106665, 124716, 127998, 133380, 135109, 142220, 147690, 155895, 177228, 187074, 191997, 200070, 207860, 213330, 221535, 255996, 270218, 280611, 295380, 311790, 319995, 374148, 383994, 400140, 405327, 426660, 443070, 467685, 540436, 561222, 575991, 623580, 639990, 675545, 767988, 810654, 841833, 886140, 935370, 959985, 1122444, 1151982, 1215981, 1279980, 1351090, 1403055, 1621308, 1683666, 1870740, 1919970, 2026635, 2303964, 2431962, 2702180, 2806110, 2879955, 3367332, 3647943, 3839940, 4053270, 4209165, 4863924, 5612220, 5759910, 6079905, 7295886, 8106540, 8418330, 10943829, 11519820, 12159810, 14591772, 16836660, 18239715, 21887658, 24319620, 36479430, 43775316, 54719145, 72958860, 109438290, 218876580]

約数ペア:

[(1, 218876580), (2, 109438290), (3, 72958860), (4, 54719145), (5, 43775316), (6, 36479430), (9, 24319620), (10, 21887658), (12, 18239715), (13, 16836660), (15, 14591772), (18, 12159810), (19, 11519820), (20, 10943829), (26, 8418330), (27, 8106540), (30, 7295886), (36, 6079905), (38, 5759910), (39, 5612220), (45, 4863924), (52, 4209165), (54, 4053270), (57, 3839940), (60, 3647943), (65, 3367332), (76, 2879955), (78, 2806110), (81, 2702180), (90, 2431962), (95, 2303964), (108, 2026635), (114, 1919970), (117, 1870740), (130, 1683666), (135, 1621308), (156, 1403055), (162, 1351090), (171, 1279980), (180, 1215981), (190, 1151982), (195, 1122444), (228, 959985), (234, 935370), (247, 886140), (260, 841833), (270, 810654), (285, 767988), (324, 675545), (342, 639990), (351, 623580), (380, 575991), (390, 561222), (405, 540436), (468, 467685), (494, 443070), (513, 426660), (540, 405327), (547, 400140), (570, 383994), (585, 374148), (684, 319995), (702, 311790), (741, 295380), (780, 280611), (810, 270218), (855, 255996), (988, 221535), (1026, 213330), (1053, 207860), (1094, 200070), (1140, 191997), (1170, 187074), (1235, 177228), (1404, 155895), (1482, 147690), (1539, 142220), (1620, 135109), (1641, 133380), (1710, 127998), (1755, 124716), (2052, 106665), (2106, 103930), (2188, 100035), (2223, 98460), (2340, 93537), (2470, 88614), (2565, 85332), (2735, 80028), (2964, 73845), (3078, 71110), (3282, 66690), (3420, 63999), (3510, 62358), (3705, 59076), (4212, 51965), (4446, 49230), (4923, 44460), (4940, 44307), (5130, 42666), (5265, 41572), (5470, 40014), (6156, 35555), (6564, 33345), (6669, 32820), (7020, 31179), (7111, 30780), (7410, 29538), (7695, 28444), (8205, 26676), (8892, 24615), (9846, 22230), (10260, 21333), (10393, 21060), (10530, 20786), (10940, 20007), (11115, 19692), (13338, 16410), (14222, 15390), (14769, 14820)]