31678920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{967}}^1$

素因数の和:1004

約数の個数: 192

約数和(自身を含む): 126846720

約数和(自身を除く): 95167800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 967, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 1934, 2184, 2340, 2520, 2730, 2901, 3276, 3640, 3868, 4095, 4680, 4835, 5460, 5802, 6552, 6769, 7736, 8190, 8703, 9670, 10920, 11604, 12571, 13538, 14505, 16380, 17406, 19340, 20307, 23208, 25142, 27076, 29010, 32760, 33845, 34812, 37713, 38680, 40614, 43515, 50284, 54152, 58020, 60921, 62855, 67690, 69624, 75426, 81228, 87030, 87997, 100568, 101535, 113139, 116040, 121842, 125710, 135380, 150852, 162456, 174060, 175994, 188565, 203070, 226278, 243684, 251420, 263991, 270760, 301704, 304605, 348120, 351988, 377130, 406140, 439985, 452556, 487368, 502840, 527982, 565695, 609210, 703976, 754260, 791973, 812280, 879970, 905112, 1055964, 1131390, 1218420, 1319955, 1508520, 1583946, 1759940, 2111928, 2262780, 2436840, 2639910, 3167892, 3519880, 3959865, 4525560, 5279820, 6335784, 7919730, 10559640, 15839460, 31678920]

約数ペア:

[(1, 31678920), (2, 15839460), (3, 10559640), (4, 7919730), (5, 6335784), (6, 5279820), (7, 4525560), (8, 3959865), (9, 3519880), (10, 3167892), (12, 2639910), (13, 2436840), (14, 2262780), (15, 2111928), (18, 1759940), (20, 1583946), (21, 1508520), (24, 1319955), (26, 1218420), (28, 1131390), (30, 1055964), (35, 905112), (36, 879970), (39, 812280), (40, 791973), (42, 754260), (45, 703976), (52, 609210), (56, 565695), (60, 527982), (63, 502840), (65, 487368), (70, 452556), (72, 439985), (78, 406140), (84, 377130), (90, 351988), (91, 348120), (104, 304605), (105, 301704), (117, 270760), (120, 263991), (126, 251420), (130, 243684), (140, 226278), (156, 203070), (168, 188565), (180, 175994), (182, 174060), (195, 162456), (210, 150852), (234, 135380), (252, 125710), (260, 121842), (273, 116040), (280, 113139), (312, 101535), (315, 100568), (360, 87997), (364, 87030), (390, 81228), (420, 75426), (455, 69624), (468, 67690), (504, 62855), (520, 60921), (546, 58020), (585, 54152), (630, 50284), (728, 43515), (780, 40614), (819, 38680), (840, 37713), (910, 34812), (936, 33845), (967, 32760), (1092, 29010), (1170, 27076), (1260, 25142), (1365, 23208), (1560, 20307), (1638, 19340), (1820, 17406), (1934, 16380), (2184, 14505), (2340, 13538), (2520, 12571), (2730, 11604), (2901, 10920), (3276, 9670), (3640, 8703), (3868, 8190), (4095, 7736), (4680, 6769), (4835, 6552), (5460, 5802)]