218228220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 288

約数和(自身を含む): 807346176

約数和(自身を除く): 589117956

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 37, 42, 45, 60, 62, 63, 70, 74, 84, 90, 93, 105, 111, 124, 126, 140, 148, 151, 155, 180, 185, 186, 210, 217, 222, 252, 259, 279, 302, 310, 315, 333, 370, 372, 420, 434, 444, 453, 465, 518, 555, 558, 604, 620, 630, 651, 666, 740, 755, 777, 868, 906, 930, 1036, 1057, 1085, 1110, 1116, 1147, 1260, 1295, 1302, 1332, 1359, 1395, 1510, 1554, 1665, 1812, 1860, 1953, 2114, 2170, 2220, 2265, 2294, 2331, 2590, 2604, 2718, 2790, 3020, 3108, 3171, 3255, 3330, 3441, 3885, 3906, 4228, 4340, 4530, 4588, 4662, 4681, 5180, 5285, 5436, 5580, 5587, 5735, 6342, 6510, 6660, 6795, 6882, 7770, 7812, 8029, 9060, 9324, 9362, 9513, 9765, 10323, 10570, 11174, 11470, 11655, 12684, 13020, 13590, 13764, 14043, 15540, 15855, 16058, 16761, 17205, 18724, 19026, 19530, 20646, 21140, 22348, 22940, 23310, 23405, 24087, 27180, 27935, 28086, 31710, 32116, 32767, 33522, 34410, 38052, 39060, 39109, 40145, 41292, 42129, 46620, 46810, 47565, 48174, 50283, 51615, 55870, 56172, 63420, 65534, 67044, 68820, 70215, 72261, 78218, 80290, 83805, 84258, 93620, 95130, 96348, 98301, 100566, 103230, 111740, 117327, 120435, 131068, 140430, 144522, 156436, 160580, 163835, 167610, 168516, 173197, 190260, 195545, 196602, 201132, 206460, 210645, 234654, 240870, 251415, 280860, 289044, 294903, 327670, 335220, 346394, 351981, 361305, 391090, 393204, 421290, 469308, 481740, 491505, 502830, 519591, 586635, 589806, 655340, 692788, 703962, 722610, 782180, 842580, 865985, 983010, 1005660, 1039182, 1173270, 1179612, 1212379, 1407924, 1445220, 1474515, 1558773, 1731970, 1759905, 1966020, 2078364, 2346540, 2424758, 2597955, 2949030, 3117546, 3463940, 3519810, 3637137, 4849516, 5195910, 5898060, 6061895, 6235092, 7039620, 7274274, 7793865, 10391820, 10911411, 12123790, 14548548, 15587730, 18185685, 21822822, 24247580, 31175460, 36371370, 43645644, 54557055, 72742740, 109114110, 218228220]

約数ペア:

[(1, 218228220), (2, 109114110), (3, 72742740), (4, 54557055), (5, 43645644), (6, 36371370), (7, 31175460), (9, 24247580), (10, 21822822), (12, 18185685), (14, 15587730), (15, 14548548), (18, 12123790), (20, 10911411), (21, 10391820), (28, 7793865), (30, 7274274), (31, 7039620), (35, 6235092), (36, 6061895), (37, 5898060), (42, 5195910), (45, 4849516), (60, 3637137), (62, 3519810), (63, 3463940), (70, 3117546), (74, 2949030), (84, 2597955), (90, 2424758), (93, 2346540), (105, 2078364), (111, 1966020), (124, 1759905), (126, 1731970), (140, 1558773), (148, 1474515), (151, 1445220), (155, 1407924), (180, 1212379), (185, 1179612), (186, 1173270), (210, 1039182), (217, 1005660), (222, 983010), (252, 865985), (259, 842580), (279, 782180), (302, 722610), (310, 703962), (315, 692788), (333, 655340), (370, 589806), (372, 586635), (420, 519591), (434, 502830), (444, 491505), (453, 481740), (465, 469308), (518, 421290), (555, 393204), (558, 391090), (604, 361305), (620, 351981), (630, 346394), (651, 335220), (666, 327670), (740, 294903), (755, 289044), (777, 280860), (868, 251415), (906, 240870), (930, 234654), (1036, 210645), (1057, 206460), (1085, 201132), (1110, 196602), (1116, 195545), (1147, 190260), (1260, 173197), (1295, 168516), (1302, 167610), (1332, 163835), (1359, 160580), (1395, 156436), (1510, 144522), (1554, 140430), (1665, 131068), (1812, 120435), (1860, 117327), (1953, 111740), (2114, 103230), (2170, 100566), (2220, 98301), (2265, 96348), (2294, 95130), (2331, 93620), (2590, 84258), (2604, 83805), (2718, 80290), (2790, 78218), (3020, 72261), (3108, 70215), (3171, 68820), (3255, 67044), (3330, 65534), (3441, 63420), (3885, 56172), (3906, 55870), (4228, 51615), (4340, 50283), (4530, 48174), (4588, 47565), (4662, 46810), (4681, 46620), (5180, 42129), (5285, 41292), (5436, 40145), (5580, 39109), (5587, 39060), (5735, 38052), (6342, 34410), (6510, 33522), (6660, 32767), (6795, 32116), (6882, 31710), (7770, 28086), (7812, 27935), (8029, 27180), (9060, 24087), (9324, 23405), (9362, 23310), (9513, 22940), (9765, 22348), (10323, 21140), (10570, 20646), (11174, 19530), (11470, 19026), (11655, 18724), (12684, 17205), (13020, 16761), (13590, 16058), (13764, 15855), (14043, 15540)]