238945980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:548

約数の個数: 192

約数和(自身を含む): 833172480

約数和(自身を除く): 594226500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 107, 130, 140, 156, 182, 195, 210, 214, 260, 273, 321, 364, 390, 409, 420, 428, 455, 535, 546, 642, 749, 780, 818, 910, 1070, 1092, 1227, 1284, 1365, 1391, 1498, 1605, 1636, 1820, 2045, 2140, 2247, 2454, 2730, 2782, 2863, 2996, 3210, 3745, 4090, 4173, 4494, 4908, 5317, 5460, 5564, 5726, 6135, 6420, 6955, 7490, 8180, 8346, 8589, 8988, 9737, 10634, 11235, 11452, 12270, 13910, 14315, 14980, 15951, 16692, 17178, 19474, 20865, 21268, 22470, 24540, 26585, 27820, 28630, 29211, 31902, 34356, 37219, 38948, 41730, 42945, 43763, 44940, 48685, 53170, 57260, 58422, 63804, 74438, 79755, 83460, 85890, 87526, 97370, 106340, 111657, 116844, 131289, 146055, 148876, 159510, 171780, 175052, 186095, 194740, 218815, 223314, 262578, 292110, 306341, 319020, 372190, 437630, 446628, 525156, 558285, 568919, 584220, 612682, 656445, 744380, 875260, 919023, 1116570, 1137838, 1225364, 1312890, 1531705, 1706757, 1838046, 2233140, 2275676, 2625780, 2844595, 3063410, 3413514, 3676092, 3982433, 4595115, 5689190, 6126820, 6827028, 7964866, 8533785, 9190230, 11378380, 11947299, 15929732, 17067570, 18380460, 19912165, 23894598, 34135140, 39824330, 47789196, 59736495, 79648660, 119472990, 238945980]

約数ペア:

[(1, 238945980), (2, 119472990), (3, 79648660), (4, 59736495), (5, 47789196), (6, 39824330), (7, 34135140), (10, 23894598), (12, 19912165), (13, 18380460), (14, 17067570), (15, 15929732), (20, 11947299), (21, 11378380), (26, 9190230), (28, 8533785), (30, 7964866), (35, 6827028), (39, 6126820), (42, 5689190), (52, 4595115), (60, 3982433), (65, 3676092), (70, 3413514), (78, 3063410), (84, 2844595), (91, 2625780), (105, 2275676), (107, 2233140), (130, 1838046), (140, 1706757), (156, 1531705), (182, 1312890), (195, 1225364), (210, 1137838), (214, 1116570), (260, 919023), (273, 875260), (321, 744380), (364, 656445), (390, 612682), (409, 584220), (420, 568919), (428, 558285), (455, 525156), (535, 446628), (546, 437630), (642, 372190), (749, 319020), (780, 306341), (818, 292110), (910, 262578), (1070, 223314), (1092, 218815), (1227, 194740), (1284, 186095), (1365, 175052), (1391, 171780), (1498, 159510), (1605, 148876), (1636, 146055), (1820, 131289), (2045, 116844), (2140, 111657), (2247, 106340), (2454, 97370), (2730, 87526), (2782, 85890), (2863, 83460), (2996, 79755), (3210, 74438), (3745, 63804), (4090, 58422), (4173, 57260), (4494, 53170), (4908, 48685), (5317, 44940), (5460, 43763), (5564, 42945), (5726, 41730), (6135, 38948), (6420, 37219), (6955, 34356), (7490, 31902), (8180, 29211), (8346, 28630), (8589, 27820), (8988, 26585), (9737, 24540), (10634, 22470), (11235, 21268), (11452, 20865), (12270, 19474), (13910, 17178), (14315, 16692), (14980, 15951)]