198854460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1753

約数の個数: 192

約数和(自身を含む): 730275840

約数和(自身を除く): 531421380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1674, 1697, 1860, 1890, 1953, 2170, 2604, 2790, 3255, 3348, 3394, 3780, 3906, 4185, 4340, 5091, 5580, 5859, 6510, 6788, 7812, 8370, 8485, 9765, 10182, 11718, 11879, 13020, 15273, 16740, 16970, 19530, 20364, 23436, 23758, 25455, 29295, 30546, 33940, 35637, 39060, 45819, 47516, 50910, 52607, 58590, 59395, 61092, 71274, 76365, 91638, 101820, 105214, 106911, 117180, 118790, 142548, 152730, 157821, 178185, 183276, 210428, 213822, 229095, 237580, 263035, 305460, 315642, 320733, 356370, 368249, 427644, 458190, 473463, 526070, 534555, 631284, 641466, 712740, 736498, 789105, 916380, 946926, 1052140, 1069110, 1104747, 1282932, 1420389, 1472996, 1578210, 1603665, 1841245, 1893852, 2138220, 2209494, 2367315, 2840778, 3156420, 3207330, 3314241, 3682490, 4418988, 4734630, 5523735, 5681556, 6414660, 6628482, 7101945, 7364980, 9469260, 9942723, 11047470, 13256964, 14203890, 16571205, 19885446, 22094940, 28407780, 33142410, 39770892, 49713615, 66284820, 99427230, 198854460]

約数ペア:

[(1, 198854460), (2, 99427230), (3, 66284820), (4, 49713615), (5, 39770892), (6, 33142410), (7, 28407780), (9, 22094940), (10, 19885446), (12, 16571205), (14, 14203890), (15, 13256964), (18, 11047470), (20, 9942723), (21, 9469260), (27, 7364980), (28, 7101945), (30, 6628482), (31, 6414660), (35, 5681556), (36, 5523735), (42, 4734630), (45, 4418988), (54, 3682490), (60, 3314241), (62, 3207330), (63, 3156420), (70, 2840778), (84, 2367315), (90, 2209494), (93, 2138220), (105, 1893852), (108, 1841245), (124, 1603665), (126, 1578210), (135, 1472996), (140, 1420389), (155, 1282932), (180, 1104747), (186, 1069110), (189, 1052140), (210, 946926), (217, 916380), (252, 789105), (270, 736498), (279, 712740), (310, 641466), (315, 631284), (372, 534555), (378, 526070), (420, 473463), (434, 458190), (465, 427644), (540, 368249), (558, 356370), (620, 320733), (630, 315642), (651, 305460), (756, 263035), (837, 237580), (868, 229095), (930, 213822), (945, 210428), (1085, 183276), (1116, 178185), (1260, 157821), (1302, 152730), (1395, 142548), (1674, 118790), (1697, 117180), (1860, 106911), (1890, 105214), (1953, 101820), (2170, 91638), (2604, 76365), (2790, 71274), (3255, 61092), (3348, 59395), (3394, 58590), (3780, 52607), (3906, 50910), (4185, 47516), (4340, 45819), (5091, 39060), (5580, 35637), (5859, 33940), (6510, 30546), (6788, 29295), (7812, 25455), (8370, 23758), (8485, 23436), (9765, 20364), (10182, 19530), (11718, 16970), (11879, 16740), (13020, 15273)]