90223020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:125

約数の個数: 288

約数和(自身を含む): 318689280

約数和(自身を除く): 228466260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 31, 36, 37, 38, 45, 46, 57, 60, 62, 69, 74, 76, 90, 92, 93, 95, 111, 114, 115, 124, 138, 148, 155, 171, 180, 185, 186, 190, 207, 222, 228, 230, 276, 279, 285, 310, 333, 342, 345, 370, 372, 380, 414, 437, 444, 460, 465, 555, 558, 570, 589, 620, 666, 684, 690, 703, 713, 740, 828, 851, 855, 874, 930, 1035, 1110, 1116, 1140, 1147, 1178, 1311, 1332, 1380, 1395, 1406, 1426, 1665, 1702, 1710, 1748, 1767, 1860, 2070, 2109, 2139, 2185, 2220, 2294, 2356, 2553, 2622, 2790, 2812, 2852, 2945, 3330, 3404, 3420, 3441, 3515, 3534, 3565, 3933, 4140, 4218, 4255, 4278, 4370, 4588, 5106, 5244, 5301, 5580, 5735, 5890, 6327, 6417, 6555, 6660, 6882, 7030, 7068, 7130, 7659, 7866, 8436, 8510, 8556, 8740, 8835, 10212, 10323, 10545, 10602, 10695, 11470, 11780, 12654, 12765, 12834, 13110, 13547, 13764, 14060, 14260, 15318, 15732, 16169, 17020, 17205, 17670, 19665, 20646, 21090, 21204, 21390, 21793, 22940, 25308, 25530, 25668, 26220, 26381, 26505, 27094, 30636, 31635, 32085, 32338, 34410, 35340, 38295, 39330, 40641, 41292, 42180, 42780, 43586, 48507, 51060, 51615, 52762, 53010, 54188, 63270, 64170, 64676, 65379, 67735, 68820, 76590, 78660, 79143, 80845, 81282, 87172, 97014, 103230, 105524, 106020, 108965, 121923, 126540, 128340, 130758, 131905, 135470, 145521, 153180, 158286, 161690, 162564, 194028, 196137, 203205, 206460, 217930, 237429, 242535, 243846, 261516, 263810, 270940, 291042, 316572, 323380, 326895, 392274, 395715, 406410, 435860, 474858, 485070, 487692, 501239, 527620, 582084, 609615, 653790, 727605, 784548, 791430, 812820, 949716, 970140, 980685, 1002478, 1187145, 1219230, 1307580, 1455210, 1503717, 1582860, 1961370, 2004956, 2374290, 2438460, 2506195, 2910420, 3007434, 3922740, 4511151, 4748580, 5012390, 6014868, 7518585, 9022302, 10024780, 15037170, 18044604, 22555755, 30074340, 45111510, 90223020]

約数ペア:

[(1, 90223020), (2, 45111510), (3, 30074340), (4, 22555755), (5, 18044604), (6, 15037170), (9, 10024780), (10, 9022302), (12, 7518585), (15, 6014868), (18, 5012390), (19, 4748580), (20, 4511151), (23, 3922740), (30, 3007434), (31, 2910420), (36, 2506195), (37, 2438460), (38, 2374290), (45, 2004956), (46, 1961370), (57, 1582860), (60, 1503717), (62, 1455210), (69, 1307580), (74, 1219230), (76, 1187145), (90, 1002478), (92, 980685), (93, 970140), (95, 949716), (111, 812820), (114, 791430), (115, 784548), (124, 727605), (138, 653790), (148, 609615), (155, 582084), (171, 527620), (180, 501239), (185, 487692), (186, 485070), (190, 474858), (207, 435860), (222, 406410), (228, 395715), (230, 392274), (276, 326895), (279, 323380), (285, 316572), (310, 291042), (333, 270940), (342, 263810), (345, 261516), (370, 243846), (372, 242535), (380, 237429), (414, 217930), (437, 206460), (444, 203205), (460, 196137), (465, 194028), (555, 162564), (558, 161690), (570, 158286), (589, 153180), (620, 145521), (666, 135470), (684, 131905), (690, 130758), (703, 128340), (713, 126540), (740, 121923), (828, 108965), (851, 106020), (855, 105524), (874, 103230), (930, 97014), (1035, 87172), (1110, 81282), (1116, 80845), (1140, 79143), (1147, 78660), (1178, 76590), (1311, 68820), (1332, 67735), (1380, 65379), (1395, 64676), (1406, 64170), (1426, 63270), (1665, 54188), (1702, 53010), (1710, 52762), (1748, 51615), (1767, 51060), (1860, 48507), (2070, 43586), (2109, 42780), (2139, 42180), (2185, 41292), (2220, 40641), (2294, 39330), (2356, 38295), (2553, 35340), (2622, 34410), (2790, 32338), (2812, 32085), (2852, 31635), (2945, 30636), (3330, 27094), (3404, 26505), (3420, 26381), (3441, 26220), (3515, 25668), (3534, 25530), (3565, 25308), (3933, 22940), (4140, 21793), (4218, 21390), (4255, 21204), (4278, 21090), (4370, 20646), (4588, 19665), (5106, 17670), (5244, 17205), (5301, 17020), (5580, 16169), (5735, 15732), (5890, 15318), (6327, 14260), (6417, 14060), (6555, 13764), (6660, 13547), (6882, 13110), (7030, 12834), (7068, 12765), (7130, 12654), (7659, 11780), (7866, 11470), (8436, 10695), (8510, 10602), (8556, 10545), (8740, 10323), (8835, 10212)]