243072480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1089

約数の個数: 192

約数和(自身を含む): 887943168

約数和(自身を除く): 644870688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 160, 168, 210, 219, 224, 240, 280, 292, 336, 365, 420, 438, 480, 511, 560, 584, 672, 730, 840, 876, 991, 1022, 1095, 1120, 1168, 1460, 1533, 1680, 1752, 1982, 2044, 2190, 2336, 2555, 2920, 2973, 3066, 3360, 3504, 3964, 4088, 4380, 4955, 5110, 5840, 5946, 6132, 6937, 7008, 7665, 7928, 8176, 8760, 9910, 10220, 11680, 11892, 12264, 13874, 14865, 15330, 15856, 16352, 17520, 19820, 20440, 20811, 23784, 24528, 27748, 29730, 30660, 31712, 34685, 35040, 39640, 40880, 41622, 47568, 49056, 55496, 59460, 61320, 69370, 72343, 79280, 81760, 83244, 95136, 104055, 110992, 118920, 122640, 138740, 144686, 158560, 166488, 208110, 217029, 221984, 237840, 245280, 277480, 289372, 332976, 361715, 416220, 434058, 475680, 506401, 554960, 578744, 665952, 723430, 832440, 868116, 1012802, 1085145, 1109920, 1157488, 1446860, 1519203, 1664880, 1736232, 2025604, 2170290, 2314976, 2532005, 2893720, 3038406, 3329760, 3472464, 4051208, 4340580, 5064010, 5787440, 6076812, 6944928, 7596015, 8102416, 8681160, 10128020, 11574880, 12153624, 15192030, 16204832, 17362320, 20256040, 24307248, 30384060, 34724640, 40512080, 48614496, 60768120, 81024160, 121536240, 243072480]

約数ペア:

[(1, 243072480), (2, 121536240), (3, 81024160), (4, 60768120), (5, 48614496), (6, 40512080), (7, 34724640), (8, 30384060), (10, 24307248), (12, 20256040), (14, 17362320), (15, 16204832), (16, 15192030), (20, 12153624), (21, 11574880), (24, 10128020), (28, 8681160), (30, 8102416), (32, 7596015), (35, 6944928), (40, 6076812), (42, 5787440), (48, 5064010), (56, 4340580), (60, 4051208), (70, 3472464), (73, 3329760), (80, 3038406), (84, 2893720), (96, 2532005), (105, 2314976), (112, 2170290), (120, 2025604), (140, 1736232), (146, 1664880), (160, 1519203), (168, 1446860), (210, 1157488), (219, 1109920), (224, 1085145), (240, 1012802), (280, 868116), (292, 832440), (336, 723430), (365, 665952), (420, 578744), (438, 554960), (480, 506401), (511, 475680), (560, 434058), (584, 416220), (672, 361715), (730, 332976), (840, 289372), (876, 277480), (991, 245280), (1022, 237840), (1095, 221984), (1120, 217029), (1168, 208110), (1460, 166488), (1533, 158560), (1680, 144686), (1752, 138740), (1982, 122640), (2044, 118920), (2190, 110992), (2336, 104055), (2555, 95136), (2920, 83244), (2973, 81760), (3066, 79280), (3360, 72343), (3504, 69370), (3964, 61320), (4088, 59460), (4380, 55496), (4955, 49056), (5110, 47568), (5840, 41622), (5946, 40880), (6132, 39640), (6937, 35040), (7008, 34685), (7665, 31712), (7928, 30660), (8176, 29730), (8760, 27748), (9910, 24528), (10220, 23784), (11680, 20811), (11892, 20440), (12264, 19820), (13874, 17520), (14865, 16352), (15330, 15856)]