7429380

素因数分解:

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

素因数の和:71

約数の個数: 144

約数和(自身を含む): 25603200

約数和(自身を除く): 18173820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 343, 361, 380, 399, 420, 490, 532, 570, 588, 665, 686, 722, 735, 798, 931, 980, 1029, 1083, 1140, 1330, 1372, 1444, 1470, 1596, 1715, 1805, 1862, 1995, 2058, 2166, 2527, 2660, 2793, 2940, 3430, 3610, 3724, 3990, 4116, 4332, 4655, 5054, 5145, 5415, 5586, 6517, 6860, 7220, 7581, 7980, 9310, 10108, 10290, 10830, 11172, 12635, 13034, 13965, 15162, 17689, 18620, 19551, 20580, 21660, 25270, 26068, 27930, 30324, 32585, 35378, 37905, 39102, 50540, 53067, 55860, 65170, 70756, 75810, 78204, 88445, 97755, 106134, 123823, 130340, 151620, 176890, 195510, 212268, 247646, 265335, 353780, 371469, 391020, 495292, 530670, 619115, 742938, 1061340, 1238230, 1485876, 1857345, 2476460, 3714690, 7429380]

約数ペア:

[(1, 7429380), (2, 3714690), (3, 2476460), (4, 1857345), (5, 1485876), (6, 1238230), (7, 1061340), (10, 742938), (12, 619115), (14, 530670), (15, 495292), (19, 391020), (20, 371469), (21, 353780), (28, 265335), (30, 247646), (35, 212268), (38, 195510), (42, 176890), (49, 151620), (57, 130340), (60, 123823), (70, 106134), (76, 97755), (84, 88445), (95, 78204), (98, 75810), (105, 70756), (114, 65170), (133, 55860), (140, 53067), (147, 50540), (190, 39102), (196, 37905), (210, 35378), (228, 32585), (245, 30324), (266, 27930), (285, 26068), (294, 25270), (343, 21660), (361, 20580), (380, 19551), (399, 18620), (420, 17689), (490, 15162), (532, 13965), (570, 13034), (588, 12635), (665, 11172), (686, 10830), (722, 10290), (735, 10108), (798, 9310), (931, 7980), (980, 7581), (1029, 7220), (1083, 6860), (1140, 6517), (1330, 5586), (1372, 5415), (1444, 5145), (1470, 5054), (1596, 4655), (1715, 4332), (1805, 4116), (1862, 3990), (1995, 3724), (2058, 3610), (2166, 3430), (2527, 2940), (2660, 2793)]