491023260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1033

約数の個数: 288

約数和(自身を含む): 1894244352

約数和(自身を除く): 1403221092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 31, 35, 36, 39, 42, 45, 52, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 117, 124, 126, 130, 140, 155, 156, 180, 182, 186, 195, 210, 217, 234, 252, 260, 273, 279, 310, 315, 364, 372, 390, 403, 420, 434, 455, 465, 468, 546, 558, 585, 620, 630, 651, 780, 806, 819, 868, 910, 930, 967, 1085, 1092, 1116, 1170, 1209, 1260, 1302, 1365, 1395, 1612, 1638, 1820, 1860, 1934, 1953, 2015, 2170, 2340, 2418, 2604, 2730, 2790, 2821, 2901, 3255, 3276, 3627, 3868, 3906, 4030, 4095, 4340, 4835, 4836, 5460, 5580, 5642, 5802, 6045, 6510, 6769, 7254, 7812, 8060, 8190, 8463, 8703, 9670, 9765, 11284, 11604, 12090, 12571, 13020, 13538, 14105, 14505, 14508, 16380, 16926, 17406, 18135, 19340, 19530, 20307, 24180, 25142, 25389, 27076, 28210, 29010, 29977, 33845, 33852, 34812, 36270, 37713, 39060, 40614, 42315, 43515, 50284, 50778, 56420, 58020, 59954, 60921, 62855, 67690, 72540, 75426, 81228, 84630, 87030, 87997, 89931, 101535, 101556, 113139, 119908, 121842, 125710, 126945, 135380, 149885, 150852, 169260, 174060, 175994, 179862, 188565, 203070, 209839, 226278, 243684, 251420, 253890, 263991, 269793, 299770, 304605, 351988, 359724, 377130, 389701, 406140, 419678, 439985, 449655, 452556, 507780, 527982, 539586, 565695, 599540, 609210, 629517, 754260, 779402, 791973, 839356, 879970, 899310, 1049195, 1055964, 1079172, 1131390, 1169103, 1218420, 1259034, 1319955, 1348965, 1558804, 1583946, 1759940, 1798620, 1888551, 1948505, 2098390, 2262780, 2338206, 2518068, 2639910, 2697930, 2727907, 3147585, 3167892, 3507309, 3777102, 3897010, 3959865, 4196780, 4676412, 5279820, 5395860, 5455814, 5845515, 6295170, 7014618, 7554204, 7794020, 7919730, 8183721, 9442755, 10911628, 11691030, 12590340, 13639535, 14029236, 15839460, 16367442, 17536545, 18885510, 23382060, 24551163, 27279070, 32734884, 35073090, 37771020, 40918605, 49102326, 54558140, 70146180, 81837210, 98204652, 122755815, 163674420, 245511630, 491023260]

約数ペア:

[(1, 491023260), (2, 245511630), (3, 163674420), (4, 122755815), (5, 98204652), (6, 81837210), (7, 70146180), (9, 54558140), (10, 49102326), (12, 40918605), (13, 37771020), (14, 35073090), (15, 32734884), (18, 27279070), (20, 24551163), (21, 23382060), (26, 18885510), (28, 17536545), (30, 16367442), (31, 15839460), (35, 14029236), (36, 13639535), (39, 12590340), (42, 11691030), (45, 10911628), (52, 9442755), (60, 8183721), (62, 7919730), (63, 7794020), (65, 7554204), (70, 7014618), (78, 6295170), (84, 5845515), (90, 5455814), (91, 5395860), (93, 5279820), (105, 4676412), (117, 4196780), (124, 3959865), (126, 3897010), (130, 3777102), (140, 3507309), (155, 3167892), (156, 3147585), (180, 2727907), (182, 2697930), (186, 2639910), (195, 2518068), (210, 2338206), (217, 2262780), (234, 2098390), (252, 1948505), (260, 1888551), (273, 1798620), (279, 1759940), (310, 1583946), (315, 1558804), (364, 1348965), (372, 1319955), (390, 1259034), (403, 1218420), (420, 1169103), (434, 1131390), (455, 1079172), (465, 1055964), (468, 1049195), (546, 899310), (558, 879970), (585, 839356), (620, 791973), (630, 779402), (651, 754260), (780, 629517), (806, 609210), (819, 599540), (868, 565695), (910, 539586), (930, 527982), (967, 507780), (1085, 452556), (1092, 449655), (1116, 439985), (1170, 419678), (1209, 406140), (1260, 389701), (1302, 377130), (1365, 359724), (1395, 351988), (1612, 304605), (1638, 299770), (1820, 269793), (1860, 263991), (1934, 253890), (1953, 251420), (2015, 243684), (2170, 226278), (2340, 209839), (2418, 203070), (2604, 188565), (2730, 179862), (2790, 175994), (2821, 174060), (2901, 169260), (3255, 150852), (3276, 149885), (3627, 135380), (3868, 126945), (3906, 125710), (4030, 121842), (4095, 119908), (4340, 113139), (4835, 101556), (4836, 101535), (5460, 89931), (5580, 87997), (5642, 87030), (5802, 84630), (6045, 81228), (6510, 75426), (6769, 72540), (7254, 67690), (7812, 62855), (8060, 60921), (8190, 59954), (8463, 58020), (8703, 56420), (9670, 50778), (9765, 50284), (11284, 43515), (11604, 42315), (12090, 40614), (12571, 39060), (13020, 37713), (13538, 36270), (14105, 34812), (14505, 33852), (14508, 33845), (16380, 29977), (16926, 29010), (17406, 28210), (18135, 27076), (19340, 25389), (19530, 25142), (20307, 24180)]