128923740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 288

約数和(自身を含む): 471744000

約数和(自身を除く): 342820260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 23, 30, 33, 36, 38, 44, 45, 46, 55, 57, 60, 66, 69, 76, 90, 92, 95, 99, 110, 114, 115, 132, 138, 149, 165, 171, 180, 190, 198, 207, 209, 220, 228, 230, 253, 276, 285, 298, 330, 342, 345, 380, 396, 414, 418, 437, 447, 460, 495, 506, 570, 596, 627, 660, 684, 690, 745, 759, 828, 836, 855, 874, 894, 990, 1012, 1035, 1045, 1140, 1254, 1265, 1311, 1341, 1380, 1490, 1518, 1639, 1710, 1748, 1788, 1881, 1980, 2070, 2090, 2185, 2235, 2277, 2508, 2530, 2622, 2682, 2831, 2980, 3036, 3135, 3278, 3420, 3427, 3762, 3795, 3933, 4140, 4180, 4370, 4470, 4554, 4807, 4917, 5060, 5244, 5364, 5662, 6270, 6555, 6556, 6705, 6854, 7524, 7590, 7866, 8195, 8493, 8740, 8940, 9108, 9405, 9614, 9834, 10281, 11324, 11385, 12540, 13110, 13410, 13708, 14155, 14421, 14751, 15180, 15732, 16390, 16986, 17135, 18810, 19228, 19665, 19668, 20562, 22770, 24035, 24585, 25479, 26220, 26820, 28310, 28842, 29502, 30843, 31141, 32780, 33972, 34270, 37620, 37697, 39330, 41124, 42465, 43263, 45540, 48070, 49170, 50958, 51405, 56620, 57684, 59004, 61686, 62282, 65113, 68540, 72105, 73755, 75394, 78660, 84930, 86526, 93423, 96140, 98340, 101916, 102810, 113091, 123372, 124564, 127395, 130226, 144210, 147510, 150788, 154215, 155705, 169860, 173052, 186846, 188485, 195339, 205620, 216315, 226182, 254790, 260452, 280269, 288420, 295020, 308430, 311410, 325565, 339273, 373692, 376970, 390678, 432630, 452364, 467115, 509580, 560538, 565455, 586017, 616860, 622820, 651130, 678546, 716243, 753940, 781356, 865260, 934230, 976695, 1121076, 1130910, 1172034, 1302260, 1357092, 1401345, 1432486, 1696365, 1868460, 1953390, 2148729, 2261820, 2344068, 2802690, 2864972, 2930085, 3392730, 3581215, 3906780, 4297458, 5605380, 5860170, 6446187, 6785460, 7162430, 8594916, 10743645, 11720340, 12892374, 14324860, 21487290, 25784748, 32230935, 42974580, 64461870, 128923740]

約数ペア:

[(1, 128923740), (2, 64461870), (3, 42974580), (4, 32230935), (5, 25784748), (6, 21487290), (9, 14324860), (10, 12892374), (11, 11720340), (12, 10743645), (15, 8594916), (18, 7162430), (19, 6785460), (20, 6446187), (22, 5860170), (23, 5605380), (30, 4297458), (33, 3906780), (36, 3581215), (38, 3392730), (44, 2930085), (45, 2864972), (46, 2802690), (55, 2344068), (57, 2261820), (60, 2148729), (66, 1953390), (69, 1868460), (76, 1696365), (90, 1432486), (92, 1401345), (95, 1357092), (99, 1302260), (110, 1172034), (114, 1130910), (115, 1121076), (132, 976695), (138, 934230), (149, 865260), (165, 781356), (171, 753940), (180, 716243), (190, 678546), (198, 651130), (207, 622820), (209, 616860), (220, 586017), (228, 565455), (230, 560538), (253, 509580), (276, 467115), (285, 452364), (298, 432630), (330, 390678), (342, 376970), (345, 373692), (380, 339273), (396, 325565), (414, 311410), (418, 308430), (437, 295020), (447, 288420), (460, 280269), (495, 260452), (506, 254790), (570, 226182), (596, 216315), (627, 205620), (660, 195339), (684, 188485), (690, 186846), (745, 173052), (759, 169860), (828, 155705), (836, 154215), (855, 150788), (874, 147510), (894, 144210), (990, 130226), (1012, 127395), (1035, 124564), (1045, 123372), (1140, 113091), (1254, 102810), (1265, 101916), (1311, 98340), (1341, 96140), (1380, 93423), (1490, 86526), (1518, 84930), (1639, 78660), (1710, 75394), (1748, 73755), (1788, 72105), (1881, 68540), (1980, 65113), (2070, 62282), (2090, 61686), (2185, 59004), (2235, 57684), (2277, 56620), (2508, 51405), (2530, 50958), (2622, 49170), (2682, 48070), (2831, 45540), (2980, 43263), (3036, 42465), (3135, 41124), (3278, 39330), (3420, 37697), (3427, 37620), (3762, 34270), (3795, 33972), (3933, 32780), (4140, 31141), (4180, 30843), (4370, 29502), (4470, 28842), (4554, 28310), (4807, 26820), (4917, 26220), (5060, 25479), (5244, 24585), (5364, 24035), (5662, 22770), (6270, 20562), (6555, 19668), (6556, 19665), (6705, 19228), (6854, 18810), (7524, 17135), (7590, 16986), (7866, 16390), (8195, 15732), (8493, 15180), (8740, 14751), (8940, 14421), (9108, 14155), (9405, 13708), (9614, 13410), (9834, 13110), (10281, 12540), (11324, 11385)]