1021288380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:481

約数の個数: 288

約数和(自身を含む): 3585254400

約数和(自身を除く): 2563966020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 47, 49, 57, 60, 70, 76, 84, 94, 95, 98, 105, 114, 133, 140, 141, 147, 188, 190, 196, 210, 228, 235, 245, 266, 282, 285, 294, 329, 380, 389, 399, 420, 470, 490, 532, 564, 570, 588, 658, 665, 705, 735, 778, 798, 893, 931, 940, 980, 987, 1140, 1167, 1316, 1330, 1410, 1470, 1556, 1596, 1645, 1786, 1862, 1945, 1974, 1995, 2303, 2334, 2660, 2679, 2723, 2793, 2820, 2940, 3290, 3572, 3724, 3890, 3948, 3990, 4465, 4606, 4655, 4668, 4935, 5358, 5446, 5586, 5835, 6251, 6580, 6909, 7391, 7780, 7980, 8169, 8930, 9212, 9310, 9870, 10716, 10892, 11172, 11515, 11670, 12502, 13395, 13615, 13818, 13965, 14782, 16338, 17860, 18283, 18620, 18753, 19061, 19740, 22173, 23030, 23340, 25004, 26790, 27230, 27636, 27930, 29564, 31255, 32676, 34545, 36566, 36955, 37506, 38122, 40845, 43757, 44346, 46060, 51737, 53580, 54460, 54849, 55860, 57183, 62510, 69090, 73132, 73910, 75012, 76244, 81690, 87514, 88692, 91415, 93765, 95305, 103474, 109698, 110865, 114366, 125020, 127981, 131271, 138180, 147820, 155211, 163380, 175028, 182830, 187530, 190610, 206948, 218785, 219396, 221730, 228732, 255962, 258685, 262542, 274245, 285915, 310422, 347377, 362159, 365660, 375060, 381220, 383943, 437570, 443460, 511924, 517370, 525084, 548490, 571830, 620844, 639905, 656355, 694754, 724318, 767886, 776055, 875140, 895867, 1034740, 1042131, 1086477, 1096980, 1143660, 1279810, 1312710, 1389508, 1448636, 1535772, 1552110, 1736885, 1791734, 1810795, 1919715, 2084262, 2172954, 2431639, 2559620, 2625420, 2687601, 3104220, 3473770, 3583468, 3621590, 3839430, 4168524, 4345908, 4479335, 4863278, 5210655, 5375202, 5432385, 6947540, 7243180, 7294917, 7678860, 8958670, 9726556, 10421310, 10750404, 10864770, 12158195, 13438005, 14589834, 17021473, 17917340, 20842620, 21729540, 24316390, 26876010, 29179668, 34042946, 36474585, 48632780, 51064419, 53752020, 68085892, 72949170, 85107365, 102128838, 145898340, 170214730, 204257676, 255322095, 340429460, 510644190, 1021288380]

約数ペア:

[(1, 1021288380), (2, 510644190), (3, 340429460), (4, 255322095), (5, 204257676), (6, 170214730), (7, 145898340), (10, 102128838), (12, 85107365), (14, 72949170), (15, 68085892), (19, 53752020), (20, 51064419), (21, 48632780), (28, 36474585), (30, 34042946), (35, 29179668), (38, 26876010), (42, 24316390), (47, 21729540), (49, 20842620), (57, 17917340), (60, 17021473), (70, 14589834), (76, 13438005), (84, 12158195), (94, 10864770), (95, 10750404), (98, 10421310), (105, 9726556), (114, 8958670), (133, 7678860), (140, 7294917), (141, 7243180), (147, 6947540), (188, 5432385), (190, 5375202), (196, 5210655), (210, 4863278), (228, 4479335), (235, 4345908), (245, 4168524), (266, 3839430), (282, 3621590), (285, 3583468), (294, 3473770), (329, 3104220), (380, 2687601), (389, 2625420), (399, 2559620), (420, 2431639), (470, 2172954), (490, 2084262), (532, 1919715), (564, 1810795), (570, 1791734), (588, 1736885), (658, 1552110), (665, 1535772), (705, 1448636), (735, 1389508), (778, 1312710), (798, 1279810), (893, 1143660), (931, 1096980), (940, 1086477), (980, 1042131), (987, 1034740), (1140, 895867), (1167, 875140), (1316, 776055), (1330, 767886), (1410, 724318), (1470, 694754), (1556, 656355), (1596, 639905), (1645, 620844), (1786, 571830), (1862, 548490), (1945, 525084), (1974, 517370), (1995, 511924), (2303, 443460), (2334, 437570), (2660, 383943), (2679, 381220), (2723, 375060), (2793, 365660), (2820, 362159), (2940, 347377), (3290, 310422), (3572, 285915), (3724, 274245), (3890, 262542), (3948, 258685), (3990, 255962), (4465, 228732), (4606, 221730), (4655, 219396), (4668, 218785), (4935, 206948), (5358, 190610), (5446, 187530), (5586, 182830), (5835, 175028), (6251, 163380), (6580, 155211), (6909, 147820), (7391, 138180), (7780, 131271), (7980, 127981), (8169, 125020), (8930, 114366), (9212, 110865), (9310, 109698), (9870, 103474), (10716, 95305), (10892, 93765), (11172, 91415), (11515, 88692), (11670, 87514), (12502, 81690), (13395, 76244), (13615, 75012), (13818, 73910), (13965, 73132), (14782, 69090), (16338, 62510), (17860, 57183), (18283, 55860), (18620, 54849), (18753, 54460), (19061, 53580), (19740, 51737), (22173, 46060), (23030, 44346), (23340, 43757), (25004, 40845), (26790, 38122), (27230, 37506), (27636, 36955), (27930, 36566), (29564, 34545), (31255, 32676)]