80206560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 288

約数和(自身を含む): 319999680

約数和(自身を除く): 239793120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 73, 80, 84, 90, 96, 105, 109, 112, 120, 126, 140, 144, 146, 160, 168, 180, 210, 218, 219, 224, 240, 252, 280, 288, 292, 315, 327, 336, 360, 365, 420, 436, 438, 480, 504, 511, 545, 560, 584, 630, 654, 657, 672, 720, 730, 763, 840, 872, 876, 981, 1008, 1022, 1090, 1095, 1120, 1168, 1260, 1308, 1314, 1440, 1460, 1526, 1533, 1635, 1680, 1744, 1752, 1962, 2016, 2044, 2180, 2190, 2289, 2336, 2520, 2555, 2616, 2628, 2920, 3052, 3066, 3270, 3285, 3360, 3488, 3504, 3815, 3924, 4088, 4360, 4380, 4578, 4599, 4905, 5040, 5110, 5232, 5256, 5840, 6104, 6132, 6540, 6570, 6867, 7008, 7630, 7665, 7848, 7957, 8176, 8720, 8760, 9156, 9198, 9810, 10080, 10220, 10464, 10512, 11445, 11680, 12208, 12264, 13080, 13140, 13734, 15260, 15330, 15696, 15914, 16352, 17440, 17520, 18312, 18396, 19620, 20440, 21024, 22890, 22995, 23871, 24416, 24528, 26160, 26280, 27468, 30520, 30660, 31392, 31828, 34335, 35040, 36624, 36792, 39240, 39785, 40880, 45780, 45990, 47742, 49056, 52320, 52560, 54936, 55699, 61040, 61320, 63656, 68670, 71613, 73248, 73584, 78480, 79570, 81760, 91560, 91980, 95484, 105120, 109872, 111398, 119355, 122080, 122640, 127312, 137340, 143226, 147168, 156960, 159140, 167097, 183120, 183960, 190968, 219744, 222796, 238710, 245280, 254624, 274680, 278495, 286452, 318280, 334194, 358065, 366240, 367920, 381936, 445592, 477420, 501291, 549360, 556990, 572904, 636560, 668388, 716130, 735840, 763872, 835485, 891184, 954840, 1002582, 1098720, 1113980, 1145808, 1273120, 1336776, 1432260, 1670970, 1782368, 1909680, 2005164, 2227960, 2291616, 2506455, 2673552, 2864520, 3341940, 3819360, 4010328, 4455920, 5012910, 5347104, 5729040, 6683880, 8020656, 8911840, 10025820, 11458080, 13367760, 16041312, 20051640, 26735520, 40103280, 80206560]

約数ペア:

[(1, 80206560), (2, 40103280), (3, 26735520), (4, 20051640), (5, 16041312), (6, 13367760), (7, 11458080), (8, 10025820), (9, 8911840), (10, 8020656), (12, 6683880), (14, 5729040), (15, 5347104), (16, 5012910), (18, 4455920), (20, 4010328), (21, 3819360), (24, 3341940), (28, 2864520), (30, 2673552), (32, 2506455), (35, 2291616), (36, 2227960), (40, 2005164), (42, 1909680), (45, 1782368), (48, 1670970), (56, 1432260), (60, 1336776), (63, 1273120), (70, 1145808), (72, 1113980), (73, 1098720), (80, 1002582), (84, 954840), (90, 891184), (96, 835485), (105, 763872), (109, 735840), (112, 716130), (120, 668388), (126, 636560), (140, 572904), (144, 556990), (146, 549360), (160, 501291), (168, 477420), (180, 445592), (210, 381936), (218, 367920), (219, 366240), (224, 358065), (240, 334194), (252, 318280), (280, 286452), (288, 278495), (292, 274680), (315, 254624), (327, 245280), (336, 238710), (360, 222796), (365, 219744), (420, 190968), (436, 183960), (438, 183120), (480, 167097), (504, 159140), (511, 156960), (545, 147168), (560, 143226), (584, 137340), (630, 127312), (654, 122640), (657, 122080), (672, 119355), (720, 111398), (730, 109872), (763, 105120), (840, 95484), (872, 91980), (876, 91560), (981, 81760), (1008, 79570), (1022, 78480), (1090, 73584), (1095, 73248), (1120, 71613), (1168, 68670), (1260, 63656), (1308, 61320), (1314, 61040), (1440, 55699), (1460, 54936), (1526, 52560), (1533, 52320), (1635, 49056), (1680, 47742), (1744, 45990), (1752, 45780), (1962, 40880), (2016, 39785), (2044, 39240), (2180, 36792), (2190, 36624), (2289, 35040), (2336, 34335), (2520, 31828), (2555, 31392), (2616, 30660), (2628, 30520), (2920, 27468), (3052, 26280), (3066, 26160), (3270, 24528), (3285, 24416), (3360, 23871), (3488, 22995), (3504, 22890), (3815, 21024), (3924, 20440), (4088, 19620), (4360, 18396), (4380, 18312), (4578, 17520), (4599, 17440), (4905, 16352), (5040, 15914), (5110, 15696), (5232, 15330), (5256, 15260), (5840, 13734), (6104, 13140), (6132, 13080), (6540, 12264), (6570, 12208), (6867, 11680), (7008, 11445), (7630, 10512), (7665, 10464), (7848, 10220), (7957, 10080), (8176, 9810), (8720, 9198), (8760, 9156)]