161516880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:538

約数の個数: 240

約数和(自身を含む): 629840640

約数和(自身を除く): 468323760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 73, 80, 84, 90, 105, 112, 120, 126, 140, 144, 146, 168, 180, 210, 219, 240, 252, 280, 292, 315, 336, 360, 365, 420, 438, 439, 504, 511, 560, 584, 630, 657, 720, 730, 840, 876, 878, 1008, 1022, 1095, 1168, 1260, 1314, 1317, 1460, 1533, 1680, 1752, 1756, 2044, 2190, 2195, 2520, 2555, 2628, 2634, 2920, 3066, 3073, 3285, 3504, 3512, 3951, 4088, 4380, 4390, 4599, 5040, 5110, 5256, 5268, 5840, 6132, 6146, 6570, 6585, 7024, 7665, 7902, 8176, 8760, 8780, 9198, 9219, 10220, 10512, 10536, 12264, 12292, 13140, 13170, 15330, 15365, 15804, 17520, 17560, 18396, 18438, 19755, 20440, 21072, 22995, 24528, 24584, 26280, 26340, 27657, 30660, 30730, 31608, 32047, 35120, 36792, 36876, 39510, 40880, 45990, 46095, 49168, 52560, 52680, 55314, 61320, 61460, 63216, 64094, 73584, 73752, 79020, 91980, 92190, 96141, 105360, 110628, 122640, 122920, 128188, 138285, 147504, 158040, 160235, 183960, 184380, 192282, 221256, 224329, 245840, 256376, 276570, 288423, 316080, 320470, 367920, 368760, 384564, 442512, 448658, 480705, 512752, 553140, 576846, 640940, 672987, 737520, 769128, 897316, 961410, 1106280, 1121645, 1153692, 1281880, 1345974, 1442115, 1538256, 1794632, 1922820, 2018961, 2212560, 2243290, 2307384, 2563760, 2691948, 2884230, 3364935, 3589264, 3845640, 4037922, 4486580, 4614768, 5383896, 5768460, 6729870, 7691280, 8075844, 8973160, 10094805, 10767792, 11536920, 13459740, 16151688, 17946320, 20189610, 23073840, 26919480, 32303376, 40379220, 53838960, 80758440, 161516880]

約数ペア:

[(1, 161516880), (2, 80758440), (3, 53838960), (4, 40379220), (5, 32303376), (6, 26919480), (7, 23073840), (8, 20189610), (9, 17946320), (10, 16151688), (12, 13459740), (14, 11536920), (15, 10767792), (16, 10094805), (18, 8973160), (20, 8075844), (21, 7691280), (24, 6729870), (28, 5768460), (30, 5383896), (35, 4614768), (36, 4486580), (40, 4037922), (42, 3845640), (45, 3589264), (48, 3364935), (56, 2884230), (60, 2691948), (63, 2563760), (70, 2307384), (72, 2243290), (73, 2212560), (80, 2018961), (84, 1922820), (90, 1794632), (105, 1538256), (112, 1442115), (120, 1345974), (126, 1281880), (140, 1153692), (144, 1121645), (146, 1106280), (168, 961410), (180, 897316), (210, 769128), (219, 737520), (240, 672987), (252, 640940), (280, 576846), (292, 553140), (315, 512752), (336, 480705), (360, 448658), (365, 442512), (420, 384564), (438, 368760), (439, 367920), (504, 320470), (511, 316080), (560, 288423), (584, 276570), (630, 256376), (657, 245840), (720, 224329), (730, 221256), (840, 192282), (876, 184380), (878, 183960), (1008, 160235), (1022, 158040), (1095, 147504), (1168, 138285), (1260, 128188), (1314, 122920), (1317, 122640), (1460, 110628), (1533, 105360), (1680, 96141), (1752, 92190), (1756, 91980), (2044, 79020), (2190, 73752), (2195, 73584), (2520, 64094), (2555, 63216), (2628, 61460), (2634, 61320), (2920, 55314), (3066, 52680), (3073, 52560), (3285, 49168), (3504, 46095), (3512, 45990), (3951, 40880), (4088, 39510), (4380, 36876), (4390, 36792), (4599, 35120), (5040, 32047), (5110, 31608), (5256, 30730), (5268, 30660), (5840, 27657), (6132, 26340), (6146, 26280), (6570, 24584), (6585, 24528), (7024, 22995), (7665, 21072), (7902, 20440), (8176, 19755), (8760, 18438), (8780, 18396), (9198, 17560), (9219, 17520), (10220, 15804), (10512, 15365), (10536, 15330), (12264, 13170), (12292, 13140)]