80013960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 256

約数和(自身を含む): 296352000

約数和(自身を除く): 216338040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 41, 45, 52, 54, 60, 65, 72, 78, 82, 90, 104, 108, 117, 120, 123, 130, 135, 139, 156, 164, 180, 195, 205, 216, 234, 246, 260, 270, 278, 312, 328, 351, 360, 369, 390, 410, 417, 468, 492, 520, 533, 540, 556, 585, 615, 695, 702, 738, 780, 820, 834, 936, 984, 1066, 1080, 1107, 1112, 1170, 1230, 1251, 1390, 1404, 1476, 1560, 1599, 1640, 1668, 1755, 1807, 1845, 2085, 2132, 2214, 2340, 2460, 2502, 2665, 2780, 2808, 2952, 3198, 3336, 3510, 3614, 3690, 3753, 4170, 4264, 4428, 4680, 4797, 4920, 5004, 5330, 5421, 5535, 5560, 5699, 6255, 6396, 7020, 7228, 7380, 7506, 7995, 8340, 8856, 9035, 9594, 10008, 10660, 10842, 11070, 11398, 12510, 12792, 14040, 14391, 14456, 14760, 15012, 15990, 16263, 16680, 17097, 18070, 18765, 19188, 21320, 21684, 22140, 22796, 23985, 25020, 27105, 28495, 28782, 30024, 31980, 32526, 34194, 36140, 37530, 38376, 43368, 44280, 45592, 47970, 48789, 50040, 51291, 54210, 56990, 57564, 63960, 65052, 68388, 71955, 72280, 74087, 75060, 81315, 85485, 95940, 97578, 102582, 108420, 113980, 115128, 130104, 136776, 143910, 148174, 150120, 153873, 162630, 170970, 191880, 195156, 205164, 216840, 222261, 227960, 243945, 256455, 287820, 296348, 307746, 325260, 341940, 370435, 390312, 410328, 444522, 487890, 512910, 575640, 592696, 615492, 650520, 666783, 683880, 740870, 769365, 889044, 975780, 1025820, 1111305, 1230984, 1333566, 1481740, 1538730, 1778088, 1951560, 2000349, 2051640, 2222610, 2667132, 2963480, 3077460, 3333915, 4000698, 4445220, 5334264, 6154920, 6667830, 8001396, 8890440, 10001745, 13335660, 16002792, 20003490, 26671320, 40006980, 80013960]

約数ペア:

[(1, 80013960), (2, 40006980), (3, 26671320), (4, 20003490), (5, 16002792), (6, 13335660), (8, 10001745), (9, 8890440), (10, 8001396), (12, 6667830), (13, 6154920), (15, 5334264), (18, 4445220), (20, 4000698), (24, 3333915), (26, 3077460), (27, 2963480), (30, 2667132), (36, 2222610), (39, 2051640), (40, 2000349), (41, 1951560), (45, 1778088), (52, 1538730), (54, 1481740), (60, 1333566), (65, 1230984), (72, 1111305), (78, 1025820), (82, 975780), (90, 889044), (104, 769365), (108, 740870), (117, 683880), (120, 666783), (123, 650520), (130, 615492), (135, 592696), (139, 575640), (156, 512910), (164, 487890), (180, 444522), (195, 410328), (205, 390312), (216, 370435), (234, 341940), (246, 325260), (260, 307746), (270, 296348), (278, 287820), (312, 256455), (328, 243945), (351, 227960), (360, 222261), (369, 216840), (390, 205164), (410, 195156), (417, 191880), (468, 170970), (492, 162630), (520, 153873), (533, 150120), (540, 148174), (556, 143910), (585, 136776), (615, 130104), (695, 115128), (702, 113980), (738, 108420), (780, 102582), (820, 97578), (834, 95940), (936, 85485), (984, 81315), (1066, 75060), (1080, 74087), (1107, 72280), (1112, 71955), (1170, 68388), (1230, 65052), (1251, 63960), (1390, 57564), (1404, 56990), (1476, 54210), (1560, 51291), (1599, 50040), (1640, 48789), (1668, 47970), (1755, 45592), (1807, 44280), (1845, 43368), (2085, 38376), (2132, 37530), (2214, 36140), (2340, 34194), (2460, 32526), (2502, 31980), (2665, 30024), (2780, 28782), (2808, 28495), (2952, 27105), (3198, 25020), (3336, 23985), (3510, 22796), (3614, 22140), (3690, 21684), (3753, 21320), (4170, 19188), (4264, 18765), (4428, 18070), (4680, 17097), (4797, 16680), (4920, 16263), (5004, 15990), (5330, 15012), (5421, 14760), (5535, 14456), (5560, 14391), (5699, 14040), (6255, 12792), (6396, 12510), (7020, 11398), (7228, 11070), (7380, 10842), (7506, 10660), (7995, 10008), (8340, 9594), (8856, 9035)]