431395380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:391

約数の個数: 288

約数和(自身を含む): 1536138240

約数和(自身を除く): 1104742860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 31, 36, 38, 39, 45, 52, 57, 60, 62, 65, 76, 78, 90, 93, 95, 114, 117, 124, 130, 155, 156, 171, 180, 186, 190, 195, 228, 234, 247, 260, 279, 285, 310, 313, 342, 372, 380, 390, 403, 465, 468, 494, 558, 570, 585, 589, 620, 626, 684, 741, 780, 806, 855, 930, 939, 988, 1116, 1140, 1170, 1178, 1209, 1235, 1252, 1395, 1482, 1565, 1612, 1710, 1767, 1860, 1878, 2015, 2223, 2340, 2356, 2418, 2470, 2790, 2817, 2945, 2964, 3130, 3420, 3534, 3627, 3705, 3756, 4030, 4069, 4446, 4695, 4836, 4940, 5301, 5580, 5634, 5890, 5947, 6045, 6260, 7068, 7254, 7410, 7657, 8060, 8138, 8835, 8892, 9390, 9703, 10602, 11115, 11268, 11780, 11894, 12090, 12207, 14085, 14508, 14820, 15314, 16276, 17670, 17841, 18135, 18780, 19406, 20345, 21204, 22230, 22971, 23788, 24180, 24414, 26505, 28170, 29109, 29735, 30628, 35340, 35682, 36270, 36621, 38285, 38812, 40690, 44460, 45942, 48515, 48828, 53010, 53523, 56340, 58218, 59470, 61035, 68913, 71364, 72540, 73242, 76570, 77311, 81380, 87327, 89205, 91884, 97030, 106020, 107046, 114855, 116436, 118940, 122070, 126139, 137826, 145545, 146484, 153140, 154622, 174654, 178410, 183105, 184357, 194060, 214092, 229710, 231933, 244140, 252278, 267615, 275652, 291090, 309244, 344565, 349308, 356820, 366210, 368714, 378417, 386555, 436635, 459420, 463866, 504556, 535230, 553071, 582180, 630695, 689130, 695799, 732420, 737428, 756834, 773110, 873270, 921785, 927732, 1070460, 1106142, 1135251, 1159665, 1261390, 1378260, 1391598, 1513668, 1546220, 1659213, 1746540, 1843570, 1892085, 2212284, 2270502, 2319330, 2396641, 2522780, 2765355, 2783196, 3318426, 3478995, 3687140, 3784170, 4541004, 4638660, 4793282, 5530710, 5676255, 6636852, 6957990, 7189923, 7568340, 8296065, 9586564, 11061420, 11352510, 11983205, 13915980, 14379846, 16592130, 21569769, 22705020, 23966410, 28759692, 33184260, 35949615, 43139538, 47932820, 71899230, 86279076, 107848845, 143798460, 215697690, 431395380]

約数ペア:

[(1, 431395380), (2, 215697690), (3, 143798460), (4, 107848845), (5, 86279076), (6, 71899230), (9, 47932820), (10, 43139538), (12, 35949615), (13, 33184260), (15, 28759692), (18, 23966410), (19, 22705020), (20, 21569769), (26, 16592130), (30, 14379846), (31, 13915980), (36, 11983205), (38, 11352510), (39, 11061420), (45, 9586564), (52, 8296065), (57, 7568340), (60, 7189923), (62, 6957990), (65, 6636852), (76, 5676255), (78, 5530710), (90, 4793282), (93, 4638660), (95, 4541004), (114, 3784170), (117, 3687140), (124, 3478995), (130, 3318426), (155, 2783196), (156, 2765355), (171, 2522780), (180, 2396641), (186, 2319330), (190, 2270502), (195, 2212284), (228, 1892085), (234, 1843570), (247, 1746540), (260, 1659213), (279, 1546220), (285, 1513668), (310, 1391598), (313, 1378260), (342, 1261390), (372, 1159665), (380, 1135251), (390, 1106142), (403, 1070460), (465, 927732), (468, 921785), (494, 873270), (558, 773110), (570, 756834), (585, 737428), (589, 732420), (620, 695799), (626, 689130), (684, 630695), (741, 582180), (780, 553071), (806, 535230), (855, 504556), (930, 463866), (939, 459420), (988, 436635), (1116, 386555), (1140, 378417), (1170, 368714), (1178, 366210), (1209, 356820), (1235, 349308), (1252, 344565), (1395, 309244), (1482, 291090), (1565, 275652), (1612, 267615), (1710, 252278), (1767, 244140), (1860, 231933), (1878, 229710), (2015, 214092), (2223, 194060), (2340, 184357), (2356, 183105), (2418, 178410), (2470, 174654), (2790, 154622), (2817, 153140), (2945, 146484), (2964, 145545), (3130, 137826), (3420, 126139), (3534, 122070), (3627, 118940), (3705, 116436), (3756, 114855), (4030, 107046), (4069, 106020), (4446, 97030), (4695, 91884), (4836, 89205), (4940, 87327), (5301, 81380), (5580, 77311), (5634, 76570), (5890, 73242), (5947, 72540), (6045, 71364), (6260, 68913), (7068, 61035), (7254, 59470), (7410, 58218), (7657, 56340), (8060, 53523), (8138, 53010), (8835, 48828), (8892, 48515), (9390, 45942), (9703, 44460), (10602, 40690), (11115, 38812), (11268, 38285), (11780, 36621), (11894, 36270), (12090, 35682), (12207, 35340), (14085, 30628), (14508, 29735), (14820, 29109), (15314, 28170), (16276, 26505), (17670, 24414), (17841, 24180), (18135, 23788), (18780, 22971), (19406, 22230), (20345, 21204)]