677181420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1176

約数の個数: 144

約数和(自身を含む): 2129924160

約数和(自身を除く): 1452742740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 89, 90, 123, 164, 178, 180, 205, 246, 267, 356, 369, 410, 445, 492, 534, 615, 738, 801, 820, 890, 1031, 1068, 1230, 1335, 1476, 1602, 1780, 1845, 2062, 2460, 2670, 3093, 3204, 3649, 3690, 4005, 4124, 5155, 5340, 6186, 7298, 7380, 8010, 9279, 10310, 10947, 12372, 14596, 15465, 16020, 18245, 18558, 20620, 21894, 30930, 32841, 36490, 37116, 42271, 43788, 46395, 54735, 61860, 65682, 72980, 84542, 91759, 92790, 109470, 126813, 131364, 164205, 169084, 183518, 185580, 211355, 218940, 253626, 275277, 328410, 367036, 380439, 422710, 458795, 507252, 550554, 634065, 656820, 760878, 825831, 845420, 917590, 1101108, 1268130, 1376385, 1521756, 1651662, 1835180, 1902195, 2536260, 2752770, 3303324, 3762119, 3804390, 4129155, 5505540, 7524238, 7608780, 8258310, 11286357, 15048476, 16516620, 18810595, 22572714, 33859071, 37621190, 45145428, 56431785, 67718142, 75242380, 112863570, 135436284, 169295355, 225727140, 338590710, 677181420]

約数ペア:

[(1, 677181420), (2, 338590710), (3, 225727140), (4, 169295355), (5, 135436284), (6, 112863570), (9, 75242380), (10, 67718142), (12, 56431785), (15, 45145428), (18, 37621190), (20, 33859071), (30, 22572714), (36, 18810595), (41, 16516620), (45, 15048476), (60, 11286357), (82, 8258310), (89, 7608780), (90, 7524238), (123, 5505540), (164, 4129155), (178, 3804390), (180, 3762119), (205, 3303324), (246, 2752770), (267, 2536260), (356, 1902195), (369, 1835180), (410, 1651662), (445, 1521756), (492, 1376385), (534, 1268130), (615, 1101108), (738, 917590), (801, 845420), (820, 825831), (890, 760878), (1031, 656820), (1068, 634065), (1230, 550554), (1335, 507252), (1476, 458795), (1602, 422710), (1780, 380439), (1845, 367036), (2062, 328410), (2460, 275277), (2670, 253626), (3093, 218940), (3204, 211355), (3649, 185580), (3690, 183518), (4005, 169084), (4124, 164205), (5155, 131364), (5340, 126813), (6186, 109470), (7298, 92790), (7380, 91759), (8010, 84542), (9279, 72980), (10310, 65682), (10947, 61860), (12372, 54735), (14596, 46395), (15465, 43788), (16020, 42271), (18245, 37116), (18558, 36490), (20620, 32841), (21894, 30930)]