897173340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{761}}^1$

素因数の和:1188

約数の個数: 144

約数和(自身を含む): 2933358624

約数和(自身を除く): 2036185284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 401, 420, 490, 588, 735, 761, 802, 980, 1203, 1470, 1522, 1604, 2005, 2283, 2406, 2807, 2940, 3044, 3805, 4010, 4566, 4812, 5327, 5614, 6015, 7610, 8020, 8421, 9132, 10654, 11228, 11415, 12030, 14035, 15220, 15981, 16842, 19649, 21308, 22830, 24060, 26635, 28070, 31962, 33684, 37289, 39298, 42105, 45660, 53270, 56140, 58947, 63924, 74578, 78596, 79905, 84210, 98245, 106540, 111867, 117894, 149156, 159810, 168420, 186445, 196490, 223734, 235788, 294735, 305161, 319620, 372890, 392980, 447468, 559335, 589470, 610322, 745780, 915483, 1118670, 1178940, 1220644, 1525805, 1830966, 2136127, 2237340, 3051610, 3661932, 4272254, 4577415, 6103220, 6408381, 8544508, 9154830, 10680635, 12816762, 14952889, 18309660, 21361270, 25633524, 29905778, 32041905, 42722540, 44858667, 59811556, 64083810, 74764445, 89717334, 128167620, 149528890, 179434668, 224293335, 299057780, 448586670, 897173340]

約数ペア:

[(1, 897173340), (2, 448586670), (3, 299057780), (4, 224293335), (5, 179434668), (6, 149528890), (7, 128167620), (10, 89717334), (12, 74764445), (14, 64083810), (15, 59811556), (20, 44858667), (21, 42722540), (28, 32041905), (30, 29905778), (35, 25633524), (42, 21361270), (49, 18309660), (60, 14952889), (70, 12816762), (84, 10680635), (98, 9154830), (105, 8544508), (140, 6408381), (147, 6103220), (196, 4577415), (210, 4272254), (245, 3661932), (294, 3051610), (401, 2237340), (420, 2136127), (490, 1830966), (588, 1525805), (735, 1220644), (761, 1178940), (802, 1118670), (980, 915483), (1203, 745780), (1470, 610322), (1522, 589470), (1604, 559335), (2005, 447468), (2283, 392980), (2406, 372890), (2807, 319620), (2940, 305161), (3044, 294735), (3805, 235788), (4010, 223734), (4566, 196490), (4812, 186445), (5327, 168420), (5614, 159810), (6015, 149156), (7610, 117894), (8020, 111867), (8421, 106540), (9132, 98245), (10654, 84210), (11228, 79905), (11415, 78596), (12030, 74578), (14035, 63924), (15220, 58947), (15981, 56140), (16842, 53270), (19649, 45660), (21308, 42105), (22830, 39298), (24060, 37289), (26635, 33684), (28070, 31962)]