64881180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:285

約数の個数: 288

約数和(自身を含む): 257572224

約数和(自身を除く): 192691044

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 170, 180, 182, 195, 204, 210, 221, 233, 234, 238, 252, 255, 260, 273, 306, 315, 340, 357, 364, 390, 420, 442, 455, 466, 468, 476, 510, 546, 585, 595, 612, 630, 663, 699, 714, 765, 780, 819, 884, 910, 932, 1020, 1071, 1092, 1105, 1165, 1170, 1190, 1260, 1326, 1365, 1398, 1428, 1530, 1547, 1631, 1638, 1785, 1820, 1989, 2097, 2142, 2210, 2330, 2340, 2380, 2652, 2730, 2796, 3029, 3060, 3094, 3262, 3276, 3315, 3495, 3570, 3961, 3978, 4095, 4194, 4284, 4420, 4641, 4660, 4893, 5355, 5460, 6058, 6188, 6524, 6630, 6990, 7140, 7735, 7922, 7956, 8155, 8190, 8388, 9087, 9282, 9786, 9945, 10485, 10710, 11883, 12116, 13260, 13923, 13980, 14679, 15145, 15470, 15844, 16310, 16380, 18174, 18564, 19572, 19805, 19890, 20970, 21203, 21420, 23205, 23766, 24465, 27261, 27727, 27846, 29358, 30290, 30940, 32620, 35649, 36348, 39610, 39780, 41940, 42406, 45435, 46410, 47532, 48930, 51493, 54522, 55454, 55692, 58716, 59415, 60580, 63609, 69615, 71298, 73395, 79220, 83181, 84812, 90870, 92820, 97860, 102986, 106015, 109044, 110908, 118830, 127218, 136305, 138635, 139230, 142596, 146790, 154479, 166362, 178245, 181740, 190827, 205972, 212030, 237660, 249543, 254436, 257465, 272610, 277270, 278460, 293580, 308958, 318045, 332724, 356490, 360451, 381654, 415905, 424060, 463437, 499086, 514930, 545220, 554540, 617916, 636090, 712980, 720902, 763308, 772395, 831810, 926874, 954135, 998172, 1029860, 1081353, 1247715, 1272180, 1441804, 1544790, 1663620, 1802255, 1853748, 1908270, 2162706, 2317185, 2495430, 3089580, 3244059, 3604510, 3816540, 4325412, 4634370, 4990860, 5406765, 6488118, 7209020, 9268740, 10813530, 12976236, 16220295, 21627060, 32440590, 64881180]

約数ペア:

[(1, 64881180), (2, 32440590), (3, 21627060), (4, 16220295), (5, 12976236), (6, 10813530), (7, 9268740), (9, 7209020), (10, 6488118), (12, 5406765), (13, 4990860), (14, 4634370), (15, 4325412), (17, 3816540), (18, 3604510), (20, 3244059), (21, 3089580), (26, 2495430), (28, 2317185), (30, 2162706), (34, 1908270), (35, 1853748), (36, 1802255), (39, 1663620), (42, 1544790), (45, 1441804), (51, 1272180), (52, 1247715), (60, 1081353), (63, 1029860), (65, 998172), (68, 954135), (70, 926874), (78, 831810), (84, 772395), (85, 763308), (90, 720902), (91, 712980), (102, 636090), (105, 617916), (117, 554540), (119, 545220), (126, 514930), (130, 499086), (140, 463437), (153, 424060), (156, 415905), (170, 381654), (180, 360451), (182, 356490), (195, 332724), (204, 318045), (210, 308958), (221, 293580), (233, 278460), (234, 277270), (238, 272610), (252, 257465), (255, 254436), (260, 249543), (273, 237660), (306, 212030), (315, 205972), (340, 190827), (357, 181740), (364, 178245), (390, 166362), (420, 154479), (442, 146790), (455, 142596), (466, 139230), (468, 138635), (476, 136305), (510, 127218), (546, 118830), (585, 110908), (595, 109044), (612, 106015), (630, 102986), (663, 97860), (699, 92820), (714, 90870), (765, 84812), (780, 83181), (819, 79220), (884, 73395), (910, 71298), (932, 69615), (1020, 63609), (1071, 60580), (1092, 59415), (1105, 58716), (1165, 55692), (1170, 55454), (1190, 54522), (1260, 51493), (1326, 48930), (1365, 47532), (1398, 46410), (1428, 45435), (1530, 42406), (1547, 41940), (1631, 39780), (1638, 39610), (1785, 36348), (1820, 35649), (1989, 32620), (2097, 30940), (2142, 30290), (2210, 29358), (2330, 27846), (2340, 27727), (2380, 27261), (2652, 24465), (2730, 23766), (2796, 23205), (3029, 21420), (3060, 21203), (3094, 20970), (3262, 19890), (3276, 19805), (3315, 19572), (3495, 18564), (3570, 18174), (3961, 16380), (3978, 16310), (4095, 15844), (4194, 15470), (4284, 15145), (4420, 14679), (4641, 13980), (4660, 13923), (4893, 13260), (5355, 12116), (5460, 11883), (6058, 10710), (6188, 10485), (6524, 9945), (6630, 9786), (6990, 9282), (7140, 9087), (7735, 8388), (7922, 8190), (7956, 8155)]