7445340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 27256320

約数和(自身を除く): 19810980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 311, 315, 342, 380, 399, 420, 532, 570, 622, 630, 665, 684, 798, 855, 933, 1140, 1197, 1244, 1260, 1330, 1555, 1596, 1710, 1866, 1995, 2177, 2394, 2660, 2799, 3110, 3420, 3732, 3990, 4354, 4665, 4788, 5598, 5909, 5985, 6220, 6531, 7980, 8708, 9330, 10885, 11196, 11818, 11970, 13062, 13995, 17727, 18660, 19593, 21770, 23636, 23940, 26124, 27990, 29545, 32655, 35454, 39186, 41363, 43540, 53181, 55980, 59090, 65310, 70908, 78372, 82726, 88635, 97965, 106362, 118180, 124089, 130620, 165452, 177270, 195930, 206815, 212724, 248178, 265905, 354540, 372267, 391860, 413630, 496356, 531810, 620445, 744534, 827260, 1063620, 1240890, 1489068, 1861335, 2481780, 3722670, 7445340]

約数ペア:

[(1, 7445340), (2, 3722670), (3, 2481780), (4, 1861335), (5, 1489068), (6, 1240890), (7, 1063620), (9, 827260), (10, 744534), (12, 620445), (14, 531810), (15, 496356), (18, 413630), (19, 391860), (20, 372267), (21, 354540), (28, 265905), (30, 248178), (35, 212724), (36, 206815), (38, 195930), (42, 177270), (45, 165452), (57, 130620), (60, 124089), (63, 118180), (70, 106362), (76, 97965), (84, 88635), (90, 82726), (95, 78372), (105, 70908), (114, 65310), (126, 59090), (133, 55980), (140, 53181), (171, 43540), (180, 41363), (190, 39186), (210, 35454), (228, 32655), (252, 29545), (266, 27990), (285, 26124), (311, 23940), (315, 23636), (342, 21770), (380, 19593), (399, 18660), (420, 17727), (532, 13995), (570, 13062), (622, 11970), (630, 11818), (665, 11196), (684, 10885), (798, 9330), (855, 8708), (933, 7980), (1140, 6531), (1197, 6220), (1244, 5985), (1260, 5909), (1330, 5598), (1555, 4788), (1596, 4665), (1710, 4354), (1866, 3990), (1995, 3732), (2177, 3420), (2394, 3110), (2660, 2799)]