247352820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 823689216

約数和(自身を除く): 576336396

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 127, 130, 132, 143, 156, 165, 195, 220, 227, 254, 260, 286, 330, 381, 390, 429, 454, 508, 572, 635, 660, 681, 715, 762, 780, 858, 908, 1135, 1270, 1362, 1397, 1430, 1524, 1651, 1716, 1905, 2145, 2270, 2497, 2540, 2724, 2794, 2860, 2951, 3302, 3405, 3810, 4191, 4290, 4540, 4953, 4994, 5588, 5902, 6604, 6810, 6985, 7491, 7620, 8255, 8382, 8580, 8853, 9906, 9988, 11804, 12485, 13620, 13970, 14755, 14982, 16510, 16764, 17706, 18161, 19812, 20955, 24765, 24970, 27940, 28829, 29510, 29964, 32461, 33020, 35412, 36322, 37455, 41910, 44265, 49530, 49940, 54483, 57658, 59020, 64922, 72644, 74910, 83820, 86487, 88530, 90805, 97383, 99060, 108966, 115316, 129844, 144145, 149820, 162305, 172974, 177060, 181610, 194766, 217932, 272415, 288290, 317119, 324610, 345948, 363220, 374777, 389532, 432435, 486915, 544830, 576580, 634238, 649220, 749554, 864870, 951357, 973830, 1089660, 1124331, 1268476, 1499108, 1585595, 1729740, 1873885, 1902714, 1947660, 2248662, 3171190, 3747770, 3805428, 4122547, 4497324, 4756785, 5621655, 6342380, 7495540, 8245094, 9513570, 11243310, 12367641, 16490188, 19027140, 20612735, 22486620, 24735282, 41225470, 49470564, 61838205, 82450940, 123676410, 247352820]

約数ペア:

[(1, 247352820), (2, 123676410), (3, 82450940), (4, 61838205), (5, 49470564), (6, 41225470), (10, 24735282), (11, 22486620), (12, 20612735), (13, 19027140), (15, 16490188), (20, 12367641), (22, 11243310), (26, 9513570), (30, 8245094), (33, 7495540), (39, 6342380), (44, 5621655), (52, 4756785), (55, 4497324), (60, 4122547), (65, 3805428), (66, 3747770), (78, 3171190), (110, 2248662), (127, 1947660), (130, 1902714), (132, 1873885), (143, 1729740), (156, 1585595), (165, 1499108), (195, 1268476), (220, 1124331), (227, 1089660), (254, 973830), (260, 951357), (286, 864870), (330, 749554), (381, 649220), (390, 634238), (429, 576580), (454, 544830), (508, 486915), (572, 432435), (635, 389532), (660, 374777), (681, 363220), (715, 345948), (762, 324610), (780, 317119), (858, 288290), (908, 272415), (1135, 217932), (1270, 194766), (1362, 181610), (1397, 177060), (1430, 172974), (1524, 162305), (1651, 149820), (1716, 144145), (1905, 129844), (2145, 115316), (2270, 108966), (2497, 99060), (2540, 97383), (2724, 90805), (2794, 88530), (2860, 86487), (2951, 83820), (3302, 74910), (3405, 72644), (3810, 64922), (4191, 59020), (4290, 57658), (4540, 54483), (4953, 49940), (4994, 49530), (5588, 44265), (5902, 41910), (6604, 37455), (6810, 36322), (6985, 35412), (7491, 33020), (7620, 32461), (8255, 29964), (8382, 29510), (8580, 28829), (8853, 27940), (9906, 24970), (9988, 24765), (11804, 20955), (12485, 19812), (13620, 18161), (13970, 17706), (14755, 16764), (14982, 16510)]