131983440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:309

約数の個数: 160

約数和(自身を含む): 427472640

約数和(自身を除く): 295489200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 89, 111, 120, 148, 167, 178, 185, 222, 240, 267, 296, 334, 356, 370, 444, 445, 501, 534, 555, 592, 668, 712, 740, 835, 888, 890, 1002, 1068, 1110, 1335, 1336, 1424, 1480, 1670, 1776, 1780, 2004, 2136, 2220, 2505, 2670, 2672, 2960, 3293, 3340, 3560, 4008, 4272, 4440, 5010, 5340, 6179, 6586, 6680, 7120, 8016, 8880, 9879, 10020, 10680, 12358, 13172, 13360, 14863, 16465, 18537, 19758, 20040, 21360, 24716, 26344, 29726, 30895, 32930, 37074, 39516, 40080, 44589, 49395, 49432, 52688, 59452, 61790, 65860, 74148, 74315, 79032, 89178, 92685, 98790, 98864, 118904, 123580, 131720, 148296, 148630, 158064, 178356, 185370, 197580, 222945, 237808, 247160, 263440, 296592, 297260, 356712, 370740, 395160, 445890, 494320, 549931, 594520, 713424, 741480, 790320, 891780, 1099862, 1189040, 1482960, 1649793, 1783560, 2199724, 2749655, 3299586, 3567120, 4399448, 5499310, 6599172, 8248965, 8798896, 10998620, 13198344, 16497930, 21997240, 26396688, 32995860, 43994480, 65991720, 131983440]

約数ペア:

[(1, 131983440), (2, 65991720), (3, 43994480), (4, 32995860), (5, 26396688), (6, 21997240), (8, 16497930), (10, 13198344), (12, 10998620), (15, 8798896), (16, 8248965), (20, 6599172), (24, 5499310), (30, 4399448), (37, 3567120), (40, 3299586), (48, 2749655), (60, 2199724), (74, 1783560), (80, 1649793), (89, 1482960), (111, 1189040), (120, 1099862), (148, 891780), (167, 790320), (178, 741480), (185, 713424), (222, 594520), (240, 549931), (267, 494320), (296, 445890), (334, 395160), (356, 370740), (370, 356712), (444, 297260), (445, 296592), (501, 263440), (534, 247160), (555, 237808), (592, 222945), (668, 197580), (712, 185370), (740, 178356), (835, 158064), (888, 148630), (890, 148296), (1002, 131720), (1068, 123580), (1110, 118904), (1335, 98864), (1336, 98790), (1424, 92685), (1480, 89178), (1670, 79032), (1776, 74315), (1780, 74148), (2004, 65860), (2136, 61790), (2220, 59452), (2505, 52688), (2670, 49432), (2672, 49395), (2960, 44589), (3293, 40080), (3340, 39516), (3560, 37074), (4008, 32930), (4272, 30895), (4440, 29726), (5010, 26344), (5340, 24716), (6179, 21360), (6586, 20040), (6680, 19758), (7120, 18537), (8016, 16465), (8880, 14863), (9879, 13360), (10020, 13172), (10680, 12358)]