245319120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:458

約数の個数: 240

約数和(自身を含む): 882086400

約数和(自身を除く): 636767280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 31, 36, 40, 45, 48, 58, 60, 62, 72, 80, 87, 90, 93, 116, 120, 124, 144, 145, 155, 174, 180, 186, 232, 240, 248, 261, 279, 290, 310, 348, 360, 372, 379, 435, 464, 465, 496, 522, 558, 580, 620, 696, 720, 744, 758, 870, 899, 930, 1044, 1116, 1137, 1160, 1240, 1305, 1392, 1395, 1488, 1516, 1740, 1798, 1860, 1895, 2088, 2232, 2274, 2320, 2480, 2610, 2697, 2790, 3032, 3411, 3480, 3596, 3720, 3790, 4176, 4464, 4495, 4548, 5220, 5394, 5580, 5685, 6064, 6822, 6960, 7192, 7440, 7580, 8091, 8990, 9096, 10440, 10788, 10991, 11160, 11370, 11749, 13485, 13644, 14384, 15160, 16182, 17055, 17980, 18192, 20880, 21576, 21982, 22320, 22740, 23498, 26970, 27288, 30320, 32364, 32973, 34110, 35247, 35960, 40455, 43152, 43964, 45480, 46996, 53940, 54576, 54955, 58745, 64728, 65946, 68220, 70494, 71920, 80910, 87928, 90960, 93992, 98919, 105741, 107880, 109910, 117490, 129456, 131892, 136440, 140988, 161820, 164865, 175856, 176235, 187984, 197838, 211482, 215760, 219820, 234980, 263784, 272880, 281976, 323640, 329730, 340721, 352470, 395676, 422964, 439640, 469960, 494595, 527568, 528705, 563952, 647280, 659460, 681442, 704940, 791352, 845928, 879280, 939920, 989190, 1022163, 1057410, 1318920, 1362884, 1409880, 1582704, 1691856, 1703605, 1978380, 2044326, 2114820, 2637840, 2725768, 2819760, 3066489, 3407210, 3956760, 4088652, 4229640, 5110815, 5451536, 6132978, 6814420, 7913520, 8177304, 8459280, 10221630, 12265956, 13628840, 15332445, 16354608, 20443260, 24531912, 27257680, 30664890, 40886520, 49063824, 61329780, 81773040, 122659560, 245319120]

約数ペア:

[(1, 245319120), (2, 122659560), (3, 81773040), (4, 61329780), (5, 49063824), (6, 40886520), (8, 30664890), (9, 27257680), (10, 24531912), (12, 20443260), (15, 16354608), (16, 15332445), (18, 13628840), (20, 12265956), (24, 10221630), (29, 8459280), (30, 8177304), (31, 7913520), (36, 6814420), (40, 6132978), (45, 5451536), (48, 5110815), (58, 4229640), (60, 4088652), (62, 3956760), (72, 3407210), (80, 3066489), (87, 2819760), (90, 2725768), (93, 2637840), (116, 2114820), (120, 2044326), (124, 1978380), (144, 1703605), (145, 1691856), (155, 1582704), (174, 1409880), (180, 1362884), (186, 1318920), (232, 1057410), (240, 1022163), (248, 989190), (261, 939920), (279, 879280), (290, 845928), (310, 791352), (348, 704940), (360, 681442), (372, 659460), (379, 647280), (435, 563952), (464, 528705), (465, 527568), (496, 494595), (522, 469960), (558, 439640), (580, 422964), (620, 395676), (696, 352470), (720, 340721), (744, 329730), (758, 323640), (870, 281976), (899, 272880), (930, 263784), (1044, 234980), (1116, 219820), (1137, 215760), (1160, 211482), (1240, 197838), (1305, 187984), (1392, 176235), (1395, 175856), (1488, 164865), (1516, 161820), (1740, 140988), (1798, 136440), (1860, 131892), (1895, 129456), (2088, 117490), (2232, 109910), (2274, 107880), (2320, 105741), (2480, 98919), (2610, 93992), (2697, 90960), (2790, 87928), (3032, 80910), (3411, 71920), (3480, 70494), (3596, 68220), (3720, 65946), (3790, 64728), (4176, 58745), (4464, 54955), (4495, 54576), (4548, 53940), (5220, 46996), (5394, 45480), (5580, 43964), (5685, 43152), (6064, 40455), (6822, 35960), (6960, 35247), (7192, 34110), (7440, 32973), (7580, 32364), (8091, 30320), (8990, 27288), (9096, 26970), (10440, 23498), (10788, 22740), (10991, 22320), (11160, 21982), (11370, 21576), (11749, 20880), (13485, 18192), (13644, 17980), (14384, 17055), (15160, 16182)]