72849280

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 213490080

約数和(自身を除く): 140640800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 101, 112, 115, 128, 140, 160, 161, 184, 196, 202, 224, 230, 245, 280, 320, 322, 368, 392, 404, 448, 460, 490, 505, 560, 640, 644, 707, 736, 784, 805, 808, 896, 920, 980, 1010, 1120, 1127, 1288, 1414, 1472, 1568, 1610, 1616, 1840, 1960, 2020, 2240, 2254, 2323, 2576, 2828, 2944, 3136, 3220, 3232, 3535, 3680, 3920, 4040, 4480, 4508, 4646, 4949, 5152, 5635, 5656, 6272, 6440, 6464, 7070, 7360, 7840, 8080, 9016, 9292, 9898, 10304, 11270, 11312, 11615, 12880, 12928, 14140, 14720, 15680, 16160, 16261, 18032, 18584, 19796, 20608, 22540, 22624, 23230, 24745, 25760, 28280, 31360, 32320, 32522, 36064, 37168, 39592, 45080, 45248, 46460, 49490, 51520, 56560, 64640, 65044, 72128, 74336, 79184, 81305, 90160, 90496, 92920, 98980, 103040, 113120, 113827, 130088, 144256, 148672, 158368, 162610, 180320, 185840, 197960, 226240, 227654, 260176, 297344, 316736, 325220, 360640, 371680, 395920, 452480, 455308, 520352, 569135, 633472, 650440, 721280, 743360, 791840, 910616, 1040704, 1138270, 1300880, 1486720, 1583680, 1821232, 2081408, 2276540, 2601760, 3167360, 3642464, 4553080, 5203520, 7284928, 9106160, 10407040, 14569856, 18212320, 36424640, 72849280]

約数ペア:

[(1, 72849280), (2, 36424640), (4, 18212320), (5, 14569856), (7, 10407040), (8, 9106160), (10, 7284928), (14, 5203520), (16, 4553080), (20, 3642464), (23, 3167360), (28, 2601760), (32, 2276540), (35, 2081408), (40, 1821232), (46, 1583680), (49, 1486720), (56, 1300880), (64, 1138270), (70, 1040704), (80, 910616), (92, 791840), (98, 743360), (101, 721280), (112, 650440), (115, 633472), (128, 569135), (140, 520352), (160, 455308), (161, 452480), (184, 395920), (196, 371680), (202, 360640), (224, 325220), (230, 316736), (245, 297344), (280, 260176), (320, 227654), (322, 226240), (368, 197960), (392, 185840), (404, 180320), (448, 162610), (460, 158368), (490, 148672), (505, 144256), (560, 130088), (640, 113827), (644, 113120), (707, 103040), (736, 98980), (784, 92920), (805, 90496), (808, 90160), (896, 81305), (920, 79184), (980, 74336), (1010, 72128), (1120, 65044), (1127, 64640), (1288, 56560), (1414, 51520), (1472, 49490), (1568, 46460), (1610, 45248), (1616, 45080), (1840, 39592), (1960, 37168), (2020, 36064), (2240, 32522), (2254, 32320), (2323, 31360), (2576, 28280), (2828, 25760), (2944, 24745), (3136, 23230), (3220, 22624), (3232, 22540), (3535, 20608), (3680, 19796), (3920, 18584), (4040, 18032), (4480, 16261), (4508, 16160), (4646, 15680), (4949, 14720), (5152, 14140), (5635, 12928), (5656, 12880), (6272, 11615), (6440, 11312), (6464, 11270), (7070, 10304), (7360, 9898), (7840, 9292), (8080, 9016)]