161795340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1861}}^1$

素因数の和:1909

約数の個数: 192

約数和(自身を含む): 600606720

約数和(自身を除く): 438811380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 84, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 180, 189, 207, 210, 230, 252, 270, 276, 315, 322, 345, 378, 414, 420, 460, 483, 540, 621, 630, 644, 690, 756, 805, 828, 945, 966, 1035, 1242, 1260, 1380, 1449, 1610, 1861, 1890, 1932, 2070, 2415, 2484, 2898, 3105, 3220, 3722, 3780, 4140, 4347, 4830, 5583, 5796, 6210, 7245, 7444, 8694, 9305, 9660, 11166, 12420, 13027, 14490, 16749, 17388, 18610, 21735, 22332, 26054, 27915, 28980, 33498, 37220, 39081, 42803, 43470, 50247, 52108, 55830, 65135, 66996, 78162, 83745, 85606, 86940, 100494, 111660, 117243, 128409, 130270, 156324, 167490, 171212, 195405, 200988, 214015, 234486, 251235, 256818, 260540, 299621, 334980, 351729, 385227, 390810, 428030, 468972, 502470, 513636, 586215, 599242, 642045, 703458, 770454, 781620, 856060, 898863, 1004940, 1155681, 1172430, 1198484, 1284090, 1406916, 1498105, 1540908, 1758645, 1797726, 1926135, 2311362, 2344860, 2568180, 2696589, 2996210, 3517290, 3595452, 3852270, 4494315, 4622724, 5393178, 5778405, 5992420, 7034580, 7704540, 8089767, 8988630, 10786356, 11556810, 13482945, 16179534, 17977260, 23113620, 26965890, 32359068, 40448835, 53931780, 80897670, 161795340]

約数ペア:

[(1, 161795340), (2, 80897670), (3, 53931780), (4, 40448835), (5, 32359068), (6, 26965890), (7, 23113620), (9, 17977260), (10, 16179534), (12, 13482945), (14, 11556810), (15, 10786356), (18, 8988630), (20, 8089767), (21, 7704540), (23, 7034580), (27, 5992420), (28, 5778405), (30, 5393178), (35, 4622724), (36, 4494315), (42, 3852270), (45, 3595452), (46, 3517290), (54, 2996210), (60, 2696589), (63, 2568180), (69, 2344860), (70, 2311362), (84, 1926135), (90, 1797726), (92, 1758645), (105, 1540908), (108, 1498105), (115, 1406916), (126, 1284090), (135, 1198484), (138, 1172430), (140, 1155681), (161, 1004940), (180, 898863), (189, 856060), (207, 781620), (210, 770454), (230, 703458), (252, 642045), (270, 599242), (276, 586215), (315, 513636), (322, 502470), (345, 468972), (378, 428030), (414, 390810), (420, 385227), (460, 351729), (483, 334980), (540, 299621), (621, 260540), (630, 256818), (644, 251235), (690, 234486), (756, 214015), (805, 200988), (828, 195405), (945, 171212), (966, 167490), (1035, 156324), (1242, 130270), (1260, 128409), (1380, 117243), (1449, 111660), (1610, 100494), (1861, 86940), (1890, 85606), (1932, 83745), (2070, 78162), (2415, 66996), (2484, 65135), (2898, 55830), (3105, 52108), (3220, 50247), (3722, 43470), (3780, 42803), (4140, 39081), (4347, 37220), (4830, 33498), (5583, 28980), (5796, 27915), (6210, 26054), (7245, 22332), (7444, 21735), (8694, 18610), (9305, 17388), (9660, 16749), (11166, 14490), (12420, 13027)]