681195240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 288

約数和(自身を含む): 2509509600

約数和(自身を除く): 1828314360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 55, 60, 62, 66, 72, 88, 90, 93, 99, 110, 120, 124, 132, 155, 165, 179, 180, 186, 198, 220, 248, 264, 279, 310, 330, 341, 358, 360, 372, 396, 440, 465, 495, 537, 558, 620, 660, 682, 716, 744, 792, 895, 930, 961, 990, 1023, 1074, 1116, 1240, 1320, 1364, 1395, 1432, 1611, 1705, 1790, 1860, 1922, 1969, 1980, 2046, 2148, 2232, 2685, 2728, 2790, 2883, 3069, 3222, 3410, 3580, 3720, 3844, 3938, 3960, 4092, 4296, 4805, 5115, 5370, 5549, 5580, 5766, 5907, 6138, 6444, 6820, 7160, 7688, 7876, 8055, 8184, 8649, 9610, 9845, 10230, 10571, 10740, 11098, 11160, 11532, 11814, 12276, 12888, 13640, 14415, 15345, 15752, 16110, 16647, 17298, 17721, 19220, 19690, 20460, 21142, 21480, 22196, 23064, 23628, 24552, 27745, 28830, 29535, 30690, 31713, 32220, 33294, 34596, 35442, 38440, 39380, 40920, 42284, 43245, 44392, 47256, 49941, 52855, 55490, 57660, 59070, 61039, 61380, 63426, 64440, 66588, 69192, 70884, 78760, 83235, 84568, 86490, 88605, 95139, 99882, 105710, 110980, 115320, 118140, 122078, 122760, 126852, 133176, 141768, 158565, 166470, 172019, 172980, 177210, 183117, 190278, 199764, 211420, 221960, 236280, 244156, 249705, 253704, 305195, 317130, 332940, 344038, 345960, 354420, 366234, 380556, 399528, 422840, 475695, 488312, 499410, 516057, 549351, 610390, 634260, 665880, 688076, 708840, 732468, 761112, 860095, 915585, 951390, 998820, 1032114, 1098702, 1220780, 1268520, 1376152, 1464936, 1548171, 1720190, 1831170, 1892209, 1902780, 1997640, 2064228, 2197404, 2441560, 2580285, 2746755, 3096342, 3440380, 3662340, 3784418, 3805560, 4128456, 4394808, 5160570, 5493510, 5676627, 6192684, 6880760, 7324680, 7568836, 7740855, 9461045, 10321140, 10987020, 11353254, 12385368, 15137672, 15481710, 17029881, 18922090, 20642280, 21974040, 22706508, 28383135, 30963420, 34059762, 37844180, 45413016, 56766270, 61926840, 68119524, 75688360, 85149405, 113532540, 136239048, 170298810, 227065080, 340597620, 681195240]

約数ペア:

[(1, 681195240), (2, 340597620), (3, 227065080), (4, 170298810), (5, 136239048), (6, 113532540), (8, 85149405), (9, 75688360), (10, 68119524), (11, 61926840), (12, 56766270), (15, 45413016), (18, 37844180), (20, 34059762), (22, 30963420), (24, 28383135), (30, 22706508), (31, 21974040), (33, 20642280), (36, 18922090), (40, 17029881), (44, 15481710), (45, 15137672), (55, 12385368), (60, 11353254), (62, 10987020), (66, 10321140), (72, 9461045), (88, 7740855), (90, 7568836), (93, 7324680), (99, 6880760), (110, 6192684), (120, 5676627), (124, 5493510), (132, 5160570), (155, 4394808), (165, 4128456), (179, 3805560), (180, 3784418), (186, 3662340), (198, 3440380), (220, 3096342), (248, 2746755), (264, 2580285), (279, 2441560), (310, 2197404), (330, 2064228), (341, 1997640), (358, 1902780), (360, 1892209), (372, 1831170), (396, 1720190), (440, 1548171), (465, 1464936), (495, 1376152), (537, 1268520), (558, 1220780), (620, 1098702), (660, 1032114), (682, 998820), (716, 951390), (744, 915585), (792, 860095), (895, 761112), (930, 732468), (961, 708840), (990, 688076), (1023, 665880), (1074, 634260), (1116, 610390), (1240, 549351), (1320, 516057), (1364, 499410), (1395, 488312), (1432, 475695), (1611, 422840), (1705, 399528), (1790, 380556), (1860, 366234), (1922, 354420), (1969, 345960), (1980, 344038), (2046, 332940), (2148, 317130), (2232, 305195), (2685, 253704), (2728, 249705), (2790, 244156), (2883, 236280), (3069, 221960), (3222, 211420), (3410, 199764), (3580, 190278), (3720, 183117), (3844, 177210), (3938, 172980), (3960, 172019), (4092, 166470), (4296, 158565), (4805, 141768), (5115, 133176), (5370, 126852), (5549, 122760), (5580, 122078), (5766, 118140), (5907, 115320), (6138, 110980), (6444, 105710), (6820, 99882), (7160, 95139), (7688, 88605), (7876, 86490), (8055, 84568), (8184, 83235), (8649, 78760), (9610, 70884), (9845, 69192), (10230, 66588), (10571, 64440), (10740, 63426), (11098, 61380), (11160, 61039), (11532, 59070), (11814, 57660), (12276, 55490), (12888, 52855), (13640, 49941), (14415, 47256), (15345, 44392), (15752, 43245), (16110, 42284), (16647, 40920), (17298, 39380), (17721, 38440), (19220, 35442), (19690, 34596), (20460, 33294), (21142, 32220), (21480, 31713), (22196, 30690), (23064, 29535), (23628, 28830), (24552, 27745)]