212581260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 288

約数和(自身を含む): 739694592

約数和(自身を除く): 527113332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 31, 34, 36, 45, 51, 54, 60, 62, 68, 81, 83, 85, 90, 93, 102, 108, 124, 135, 153, 155, 162, 166, 170, 180, 186, 204, 243, 249, 255, 270, 279, 306, 310, 324, 332, 340, 372, 405, 415, 459, 465, 486, 498, 510, 527, 540, 558, 612, 620, 747, 765, 810, 830, 837, 918, 930, 972, 996, 1020, 1054, 1116, 1215, 1245, 1377, 1395, 1411, 1494, 1530, 1581, 1620, 1660, 1674, 1836, 1860, 2108, 2241, 2295, 2430, 2490, 2511, 2573, 2635, 2754, 2790, 2822, 2988, 3060, 3162, 3348, 3735, 4131, 4185, 4233, 4482, 4590, 4743, 4860, 4980, 5022, 5146, 5270, 5508, 5580, 5644, 6324, 6723, 6885, 7055, 7470, 7533, 7719, 7905, 8262, 8370, 8466, 8964, 9180, 9486, 10044, 10292, 10540, 11205, 12555, 12699, 12865, 13446, 13770, 14110, 14229, 14940, 15066, 15438, 15810, 16524, 16740, 16932, 18972, 20169, 20655, 21165, 22410, 23157, 23715, 25110, 25398, 25730, 26892, 27540, 28220, 28458, 30132, 30876, 31620, 33615, 37665, 38097, 38595, 40338, 41310, 42330, 42687, 43741, 44820, 46314, 47430, 50220, 50796, 51460, 56916, 63495, 67230, 69471, 71145, 75330, 76194, 77190, 80676, 82620, 84660, 85374, 87482, 92628, 94860, 100845, 114291, 115785, 126990, 128061, 131223, 134460, 138942, 142290, 150660, 152388, 154380, 170748, 174964, 190485, 201690, 208413, 213435, 218705, 228582, 231570, 253980, 256122, 262446, 277884, 284580, 342873, 347355, 380970, 393669, 403380, 416826, 426870, 437410, 457164, 463140, 512244, 524892, 571455, 625239, 640305, 656115, 685746, 694710, 761940, 787338, 833652, 853740, 874820, 1042065, 1142910, 1181007, 1250478, 1280610, 1312230, 1371492, 1389420, 1574676, 1714365, 1968345, 2084130, 2285820, 2362014, 2500956, 2561220, 2624460, 3126195, 3428730, 3543021, 3936690, 4168260, 4724028, 5905035, 6252390, 6857460, 7086042, 7873380, 10629063, 11810070, 12504780, 14172084, 17715105, 21258126, 23620140, 35430210, 42516252, 53145315, 70860420, 106290630, 212581260]

約数ペア:

[(1, 212581260), (2, 106290630), (3, 70860420), (4, 53145315), (5, 42516252), (6, 35430210), (9, 23620140), (10, 21258126), (12, 17715105), (15, 14172084), (17, 12504780), (18, 11810070), (20, 10629063), (27, 7873380), (30, 7086042), (31, 6857460), (34, 6252390), (36, 5905035), (45, 4724028), (51, 4168260), (54, 3936690), (60, 3543021), (62, 3428730), (68, 3126195), (81, 2624460), (83, 2561220), (85, 2500956), (90, 2362014), (93, 2285820), (102, 2084130), (108, 1968345), (124, 1714365), (135, 1574676), (153, 1389420), (155, 1371492), (162, 1312230), (166, 1280610), (170, 1250478), (180, 1181007), (186, 1142910), (204, 1042065), (243, 874820), (249, 853740), (255, 833652), (270, 787338), (279, 761940), (306, 694710), (310, 685746), (324, 656115), (332, 640305), (340, 625239), (372, 571455), (405, 524892), (415, 512244), (459, 463140), (465, 457164), (486, 437410), (498, 426870), (510, 416826), (527, 403380), (540, 393669), (558, 380970), (612, 347355), (620, 342873), (747, 284580), (765, 277884), (810, 262446), (830, 256122), (837, 253980), (918, 231570), (930, 228582), (972, 218705), (996, 213435), (1020, 208413), (1054, 201690), (1116, 190485), (1215, 174964), (1245, 170748), (1377, 154380), (1395, 152388), (1411, 150660), (1494, 142290), (1530, 138942), (1581, 134460), (1620, 131223), (1660, 128061), (1674, 126990), (1836, 115785), (1860, 114291), (2108, 100845), (2241, 94860), (2295, 92628), (2430, 87482), (2490, 85374), (2511, 84660), (2573, 82620), (2635, 80676), (2754, 77190), (2790, 76194), (2822, 75330), (2988, 71145), (3060, 69471), (3162, 67230), (3348, 63495), (3735, 56916), (4131, 51460), (4185, 50796), (4233, 50220), (4482, 47430), (4590, 46314), (4743, 44820), (4860, 43741), (4980, 42687), (5022, 42330), (5146, 41310), (5270, 40338), (5508, 38595), (5580, 38097), (5644, 37665), (6324, 33615), (6723, 31620), (6885, 30876), (7055, 30132), (7470, 28458), (7533, 28220), (7719, 27540), (7905, 26892), (8262, 25730), (8370, 25398), (8466, 25110), (8964, 23715), (9180, 23157), (9486, 22410), (10044, 21165), (10292, 20655), (10540, 20169), (11205, 18972), (12555, 16932), (12699, 16740), (12865, 16524), (13446, 15810), (13770, 15438), (14110, 15066), (14229, 14940)]