2122680

素因数分解:

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

素因数の和:66

約数の個数: 144

約数和(自身を含む): 7818120

約数和(自身を除く): 5695440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 49, 56, 57, 60, 70, 76, 84, 95, 98, 105, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 245, 266, 280, 285, 294, 361, 380, 392, 399, 420, 456, 490, 532, 570, 588, 665, 722, 735, 760, 798, 840, 931, 980, 1064, 1083, 1140, 1176, 1330, 1444, 1470, 1596, 1805, 1862, 1960, 1995, 2166, 2280, 2527, 2660, 2793, 2888, 2940, 3192, 3610, 3724, 3990, 4332, 4655, 5054, 5320, 5415, 5586, 5880, 7220, 7448, 7581, 7980, 8664, 9310, 10108, 10830, 11172, 12635, 13965, 14440, 15162, 15960, 17689, 18620, 20216, 21660, 22344, 25270, 27930, 30324, 35378, 37240, 37905, 43320, 50540, 53067, 55860, 60648, 70756, 75810, 88445, 101080, 106134, 111720, 141512, 151620, 176890, 212268, 265335, 303240, 353780, 424536, 530670, 707560, 1061340, 2122680]

約数ペア:

[(1, 2122680), (2, 1061340), (3, 707560), (4, 530670), (5, 424536), (6, 353780), (7, 303240), (8, 265335), (10, 212268), (12, 176890), (14, 151620), (15, 141512), (19, 111720), (20, 106134), (21, 101080), (24, 88445), (28, 75810), (30, 70756), (35, 60648), (38, 55860), (40, 53067), (42, 50540), (49, 43320), (56, 37905), (57, 37240), (60, 35378), (70, 30324), (76, 27930), (84, 25270), (95, 22344), (98, 21660), (105, 20216), (114, 18620), (120, 17689), (133, 15960), (140, 15162), (147, 14440), (152, 13965), (168, 12635), (190, 11172), (196, 10830), (210, 10108), (228, 9310), (245, 8664), (266, 7980), (280, 7581), (285, 7448), (294, 7220), (361, 5880), (380, 5586), (392, 5415), (399, 5320), (420, 5054), (456, 4655), (490, 4332), (532, 3990), (570, 3724), (588, 3610), (665, 3192), (722, 2940), (735, 2888), (760, 2793), (798, 2660), (840, 2527), (931, 2280), (980, 2166), (1064, 1995), (1083, 1960), (1140, 1862), (1176, 1805), (1330, 1596), (1444, 1470)]