68810700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:213

約数の個数: 216

約数和(自身を含む): 240651264

約数和(自身を除く): 171840564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 49, 50, 60, 62, 70, 75, 84, 93, 98, 100, 105, 124, 140, 147, 150, 151, 155, 175, 186, 196, 210, 217, 245, 294, 300, 302, 310, 350, 372, 420, 434, 453, 465, 490, 525, 588, 604, 620, 651, 700, 735, 755, 775, 868, 906, 930, 980, 1050, 1057, 1085, 1225, 1302, 1470, 1510, 1519, 1550, 1812, 1860, 2100, 2114, 2170, 2265, 2325, 2450, 2604, 2940, 3020, 3038, 3100, 3171, 3255, 3675, 3775, 4228, 4340, 4530, 4557, 4650, 4681, 4900, 5285, 5425, 6076, 6342, 6510, 7350, 7399, 7550, 7595, 9060, 9114, 9300, 9362, 10570, 10850, 11325, 12684, 13020, 14043, 14700, 14798, 15100, 15190, 15855, 16275, 18228, 18724, 21140, 21700, 22197, 22650, 22785, 23405, 26425, 28086, 29596, 30380, 31710, 32550, 32767, 36995, 37975, 44394, 45300, 45570, 46810, 52850, 56172, 63420, 65100, 65534, 70215, 73990, 75950, 79275, 88788, 91140, 93620, 98301, 105700, 110985, 113925, 117025, 131068, 140430, 147980, 151900, 158550, 163835, 184975, 196602, 221970, 227850, 229369, 234050, 280860, 317100, 327670, 351075, 369950, 393204, 443940, 455700, 458738, 468100, 491505, 554925, 655340, 688107, 702150, 739900, 819175, 917476, 983010, 1109850, 1146845, 1376214, 1404300, 1638350, 1966020, 2219700, 2293690, 2457525, 2752428, 3276700, 3440535, 4587380, 4915050, 5734225, 6881070, 9830100, 11468450, 13762140, 17202675, 22936900, 34405350, 68810700]

約数ペア:

[(1, 68810700), (2, 34405350), (3, 22936900), (4, 17202675), (5, 13762140), (6, 11468450), (7, 9830100), (10, 6881070), (12, 5734225), (14, 4915050), (15, 4587380), (20, 3440535), (21, 3276700), (25, 2752428), (28, 2457525), (30, 2293690), (31, 2219700), (35, 1966020), (42, 1638350), (49, 1404300), (50, 1376214), (60, 1146845), (62, 1109850), (70, 983010), (75, 917476), (84, 819175), (93, 739900), (98, 702150), (100, 688107), (105, 655340), (124, 554925), (140, 491505), (147, 468100), (150, 458738), (151, 455700), (155, 443940), (175, 393204), (186, 369950), (196, 351075), (210, 327670), (217, 317100), (245, 280860), (294, 234050), (300, 229369), (302, 227850), (310, 221970), (350, 196602), (372, 184975), (420, 163835), (434, 158550), (453, 151900), (465, 147980), (490, 140430), (525, 131068), (588, 117025), (604, 113925), (620, 110985), (651, 105700), (700, 98301), (735, 93620), (755, 91140), (775, 88788), (868, 79275), (906, 75950), (930, 73990), (980, 70215), (1050, 65534), (1057, 65100), (1085, 63420), (1225, 56172), (1302, 52850), (1470, 46810), (1510, 45570), (1519, 45300), (1550, 44394), (1812, 37975), (1860, 36995), (2100, 32767), (2114, 32550), (2170, 31710), (2265, 30380), (2325, 29596), (2450, 28086), (2604, 26425), (2940, 23405), (3020, 22785), (3038, 22650), (3100, 22197), (3171, 21700), (3255, 21140), (3675, 18724), (3775, 18228), (4228, 16275), (4340, 15855), (4530, 15190), (4557, 15100), (4650, 14798), (4681, 14700), (4900, 14043), (5285, 13020), (5425, 12684), (6076, 11325), (6342, 10850), (6510, 10570), (7350, 9362), (7399, 9300), (7550, 9114), (7595, 9060)]