245328720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 320

約数和(自身を含む): 959938560

約数和(自身を除く): 714609840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 94, 104, 105, 112, 120, 130, 140, 141, 156, 168, 182, 188, 195, 208, 210, 235, 239, 240, 260, 273, 280, 282, 312, 329, 336, 364, 376, 390, 420, 455, 470, 478, 520, 546, 560, 564, 611, 624, 658, 705, 717, 728, 752, 780, 840, 910, 940, 956, 987, 1040, 1092, 1128, 1195, 1222, 1316, 1365, 1410, 1434, 1456, 1560, 1645, 1673, 1680, 1820, 1833, 1880, 1912, 1974, 2184, 2256, 2390, 2444, 2632, 2730, 2820, 2868, 3055, 3107, 3120, 3290, 3346, 3585, 3640, 3666, 3760, 3824, 3948, 4277, 4368, 4780, 4888, 4935, 5019, 5264, 5460, 5640, 5736, 6110, 6214, 6580, 6692, 7170, 7280, 7332, 7896, 8365, 8554, 9165, 9321, 9560, 9776, 9870, 10038, 10920, 11233, 11280, 11472, 12220, 12428, 12831, 13160, 13384, 14340, 14664, 15535, 15792, 16730, 17108, 18330, 18642, 19120, 19740, 20076, 21385, 21749, 21840, 22466, 24440, 24856, 25095, 25662, 26320, 26768, 28680, 29328, 31070, 33460, 33699, 34216, 36660, 37284, 39480, 40152, 42770, 43498, 44932, 46605, 48880, 49712, 50190, 51324, 56165, 57360, 62140, 64155, 65247, 66920, 67398, 68432, 73320, 74568, 78631, 78960, 80304, 85540, 86996, 89864, 93210, 100380, 102648, 108745, 112330, 124280, 128310, 130494, 133840, 134796, 146029, 146640, 149136, 157262, 168495, 171080, 173992, 179728, 186420, 200760, 205296, 217490, 224660, 235893, 248560, 256620, 260988, 269592, 292058, 314524, 326235, 336990, 342160, 347984, 372840, 393155, 401520, 434980, 438087, 449320, 471786, 513240, 521976, 539184, 584116, 629048, 652470, 673980, 730145, 745680, 786310, 869960, 876174, 898640, 943572, 1022203, 1026480, 1043952, 1168232, 1179465, 1258096, 1304940, 1347960, 1460290, 1572620, 1739920, 1752348, 1887144, 2044406, 2190435, 2336464, 2358930, 2609880, 2695920, 2920580, 3066609, 3145240, 3504696, 3774288, 4088812, 4380870, 4717860, 5111015, 5219760, 5841160, 6133218, 6290480, 7009392, 8177624, 8761740, 9435720, 10222030, 11682320, 12266436, 15333045, 16355248, 17523480, 18871440, 20444060, 24532872, 30666090, 35046960, 40888120, 49065744, 61332180, 81776240, 122664360, 245328720]

約数ペア:

[(1, 245328720), (2, 122664360), (3, 81776240), (4, 61332180), (5, 49065744), (6, 40888120), (7, 35046960), (8, 30666090), (10, 24532872), (12, 20444060), (13, 18871440), (14, 17523480), (15, 16355248), (16, 15333045), (20, 12266436), (21, 11682320), (24, 10222030), (26, 9435720), (28, 8761740), (30, 8177624), (35, 7009392), (39, 6290480), (40, 6133218), (42, 5841160), (47, 5219760), (48, 5111015), (52, 4717860), (56, 4380870), (60, 4088812), (65, 3774288), (70, 3504696), (78, 3145240), (80, 3066609), (84, 2920580), (91, 2695920), (94, 2609880), (104, 2358930), (105, 2336464), (112, 2190435), (120, 2044406), (130, 1887144), (140, 1752348), (141, 1739920), (156, 1572620), (168, 1460290), (182, 1347960), (188, 1304940), (195, 1258096), (208, 1179465), (210, 1168232), (235, 1043952), (239, 1026480), (240, 1022203), (260, 943572), (273, 898640), (280, 876174), (282, 869960), (312, 786310), (329, 745680), (336, 730145), (364, 673980), (376, 652470), (390, 629048), (420, 584116), (455, 539184), (470, 521976), (478, 513240), (520, 471786), (546, 449320), (560, 438087), (564, 434980), (611, 401520), (624, 393155), (658, 372840), (705, 347984), (717, 342160), (728, 336990), (752, 326235), (780, 314524), (840, 292058), (910, 269592), (940, 260988), (956, 256620), (987, 248560), (1040, 235893), (1092, 224660), (1128, 217490), (1195, 205296), (1222, 200760), (1316, 186420), (1365, 179728), (1410, 173992), (1434, 171080), (1456, 168495), (1560, 157262), (1645, 149136), (1673, 146640), (1680, 146029), (1820, 134796), (1833, 133840), (1880, 130494), (1912, 128310), (1974, 124280), (2184, 112330), (2256, 108745), (2390, 102648), (2444, 100380), (2632, 93210), (2730, 89864), (2820, 86996), (2868, 85540), (3055, 80304), (3107, 78960), (3120, 78631), (3290, 74568), (3346, 73320), (3585, 68432), (3640, 67398), (3666, 66920), (3760, 65247), (3824, 64155), (3948, 62140), (4277, 57360), (4368, 56165), (4780, 51324), (4888, 50190), (4935, 49712), (5019, 48880), (5264, 46605), (5460, 44932), (5640, 43498), (5736, 42770), (6110, 40152), (6214, 39480), (6580, 37284), (6692, 36660), (7170, 34216), (7280, 33699), (7332, 33460), (7896, 31070), (8365, 29328), (8554, 28680), (9165, 26768), (9321, 26320), (9560, 25662), (9776, 25095), (9870, 24856), (10038, 24440), (10920, 22466), (11233, 21840), (11280, 21749), (11472, 21385), (12220, 20076), (12428, 19740), (12831, 19120), (13160, 18642), (13384, 18330), (14340, 17108), (14664, 16730), (15535, 15792)]