40728480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 141740928

約数和(自身を除く): 101012448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 61, 65, 78, 80, 96, 104, 107, 120, 122, 130, 156, 160, 183, 195, 208, 214, 240, 244, 260, 305, 312, 321, 366, 390, 416, 428, 480, 488, 520, 535, 610, 624, 642, 732, 780, 793, 856, 915, 976, 1040, 1070, 1220, 1248, 1284, 1391, 1464, 1560, 1586, 1605, 1712, 1830, 1952, 2080, 2140, 2379, 2440, 2568, 2782, 2928, 3120, 3172, 3210, 3424, 3660, 3965, 4173, 4280, 4758, 4880, 5136, 5564, 5856, 6240, 6344, 6420, 6527, 6955, 7320, 7930, 8346, 8560, 9516, 9760, 10272, 11128, 11895, 12688, 12840, 13054, 13910, 14640, 15860, 16692, 17120, 19032, 19581, 20865, 22256, 23790, 25376, 25680, 26108, 27820, 29280, 31720, 32635, 33384, 38064, 39162, 41730, 44512, 47580, 51360, 52216, 55640, 63440, 65270, 66768, 76128, 78324, 83460, 84851, 95160, 97905, 104432, 111280, 126880, 130540, 133536, 156648, 166920, 169702, 190320, 195810, 208864, 222560, 254553, 261080, 313296, 333840, 339404, 380640, 391620, 424255, 509106, 522160, 626592, 667680, 678808, 783240, 848510, 1018212, 1044320, 1272765, 1357616, 1566480, 1697020, 2036424, 2545530, 2715232, 3132960, 3394040, 4072848, 5091060, 6788080, 8145696, 10182120, 13576160, 20364240, 40728480]

約数ペア:

[(1, 40728480), (2, 20364240), (3, 13576160), (4, 10182120), (5, 8145696), (6, 6788080), (8, 5091060), (10, 4072848), (12, 3394040), (13, 3132960), (15, 2715232), (16, 2545530), (20, 2036424), (24, 1697020), (26, 1566480), (30, 1357616), (32, 1272765), (39, 1044320), (40, 1018212), (48, 848510), (52, 783240), (60, 678808), (61, 667680), (65, 626592), (78, 522160), (80, 509106), (96, 424255), (104, 391620), (107, 380640), (120, 339404), (122, 333840), (130, 313296), (156, 261080), (160, 254553), (183, 222560), (195, 208864), (208, 195810), (214, 190320), (240, 169702), (244, 166920), (260, 156648), (305, 133536), (312, 130540), (321, 126880), (366, 111280), (390, 104432), (416, 97905), (428, 95160), (480, 84851), (488, 83460), (520, 78324), (535, 76128), (610, 66768), (624, 65270), (642, 63440), (732, 55640), (780, 52216), (793, 51360), (856, 47580), (915, 44512), (976, 41730), (1040, 39162), (1070, 38064), (1220, 33384), (1248, 32635), (1284, 31720), (1391, 29280), (1464, 27820), (1560, 26108), (1586, 25680), (1605, 25376), (1712, 23790), (1830, 22256), (1952, 20865), (2080, 19581), (2140, 19032), (2379, 17120), (2440, 16692), (2568, 15860), (2782, 14640), (2928, 13910), (3120, 13054), (3172, 12840), (3210, 12688), (3424, 11895), (3660, 11128), (3965, 10272), (4173, 9760), (4280, 9516), (4758, 8560), (4880, 8346), (5136, 7930), (5564, 7320), (5856, 6955), (6240, 6527), (6344, 6420)]