78047340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{643}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 265719552

約数和(自身を除く): 187672212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 289, 340, 357, 420, 476, 510, 578, 595, 643, 714, 867, 1020, 1156, 1190, 1286, 1428, 1445, 1734, 1785, 1929, 2023, 2380, 2572, 2890, 3215, 3468, 3570, 3858, 4046, 4335, 4501, 5780, 6069, 6430, 7140, 7716, 8092, 8670, 9002, 9645, 10115, 10931, 12138, 12860, 13503, 17340, 18004, 19290, 20230, 21862, 22505, 24276, 27006, 30345, 32793, 38580, 40460, 43724, 45010, 54012, 54655, 60690, 65586, 67515, 76517, 90020, 109310, 121380, 131172, 135030, 153034, 163965, 185827, 218620, 229551, 270060, 306068, 327930, 371654, 382585, 459102, 557481, 655860, 743308, 765170, 918204, 929135, 1114962, 1147755, 1300789, 1530340, 1858270, 2229924, 2295510, 2601578, 2787405, 3716540, 3902367, 4591020, 5203156, 5574810, 6503945, 7804734, 11149620, 13007890, 15609468, 19511835, 26015780, 39023670, 78047340]

約数ペア:

[(1, 78047340), (2, 39023670), (3, 26015780), (4, 19511835), (5, 15609468), (6, 13007890), (7, 11149620), (10, 7804734), (12, 6503945), (14, 5574810), (15, 5203156), (17, 4591020), (20, 3902367), (21, 3716540), (28, 2787405), (30, 2601578), (34, 2295510), (35, 2229924), (42, 1858270), (51, 1530340), (60, 1300789), (68, 1147755), (70, 1114962), (84, 929135), (85, 918204), (102, 765170), (105, 743308), (119, 655860), (140, 557481), (170, 459102), (204, 382585), (210, 371654), (238, 327930), (255, 306068), (289, 270060), (340, 229551), (357, 218620), (420, 185827), (476, 163965), (510, 153034), (578, 135030), (595, 131172), (643, 121380), (714, 109310), (867, 90020), (1020, 76517), (1156, 67515), (1190, 65586), (1286, 60690), (1428, 54655), (1445, 54012), (1734, 45010), (1785, 43724), (1929, 40460), (2023, 38580), (2380, 32793), (2572, 30345), (2890, 27006), (3215, 24276), (3468, 22505), (3570, 21862), (3858, 20230), (4046, 19290), (4335, 18004), (4501, 17340), (5780, 13503), (6069, 12860), (6430, 12138), (7140, 10931), (7716, 10115), (8092, 9645), (8670, 9002)]