218330892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 623750400

約数和(自身を除く): 405419508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 101, 117, 124, 149, 156, 186, 202, 234, 279, 298, 303, 372, 403, 404, 447, 468, 558, 596, 606, 806, 894, 909, 1116, 1209, 1212, 1313, 1341, 1612, 1788, 1818, 1937, 2418, 2626, 2682, 3131, 3627, 3636, 3874, 3939, 4619, 4836, 5252, 5364, 5811, 6262, 7254, 7748, 7878, 9238, 9393, 11622, 11817, 12524, 13857, 14508, 15049, 15756, 17433, 18476, 18786, 23244, 23634, 27714, 28179, 30098, 34866, 37572, 40703, 41571, 45147, 47268, 55428, 56358, 60047, 60196, 69732, 81406, 83142, 90294, 112716, 120094, 122109, 135441, 162812, 166284, 180141, 180588, 195637, 240188, 244218, 270882, 360282, 366327, 391274, 466519, 488436, 540423, 541764, 586911, 720564, 732654, 782548, 933038, 1080846, 1173822, 1399557, 1465308, 1760733, 1866076, 2161692, 2347644, 2799114, 3521466, 4198671, 5598228, 6064747, 7042932, 8397342, 12129494, 16794684, 18194241, 24258988, 36388482, 54582723, 72776964, 109165446, 218330892]

約数ペア:

[(1, 218330892), (2, 109165446), (3, 72776964), (4, 54582723), (6, 36388482), (9, 24258988), (12, 18194241), (13, 16794684), (18, 12129494), (26, 8397342), (31, 7042932), (36, 6064747), (39, 5598228), (52, 4198671), (62, 3521466), (78, 2799114), (93, 2347644), (101, 2161692), (117, 1866076), (124, 1760733), (149, 1465308), (156, 1399557), (186, 1173822), (202, 1080846), (234, 933038), (279, 782548), (298, 732654), (303, 720564), (372, 586911), (403, 541764), (404, 540423), (447, 488436), (468, 466519), (558, 391274), (596, 366327), (606, 360282), (806, 270882), (894, 244218), (909, 240188), (1116, 195637), (1209, 180588), (1212, 180141), (1313, 166284), (1341, 162812), (1612, 135441), (1788, 122109), (1818, 120094), (1937, 112716), (2418, 90294), (2626, 83142), (2682, 81406), (3131, 69732), (3627, 60196), (3636, 60047), (3874, 56358), (3939, 55428), (4619, 47268), (4836, 45147), (5252, 41571), (5364, 40703), (5811, 37572), (6262, 34866), (7254, 30098), (7748, 28179), (7878, 27714), (9238, 23634), (9393, 23244), (11622, 18786), (11817, 18476), (12524, 17433), (13857, 15756), (14508, 15049)]