164016720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{4649}}^1$

素因数の和:4682

約数の個数: 180

約数和(自身を含む): 640890900

約数和(自身を除く): 476874180

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 4649, 5040, 5880, 7056, 8820, 9298, 11760, 13947, 17640, 18596, 23245, 27894, 32543, 35280, 37192, 41841, 46490, 55788, 65086, 69735, 74384, 83682, 92980, 97629, 111576, 130172, 139470, 162715, 167364, 185960, 195258, 209205, 223152, 227801, 260344, 278940, 292887, 325430, 334728, 371920, 390516, 418410, 455602, 488145, 520688, 557880, 585774, 650860, 669456, 683403, 781032, 836820, 911204, 976290, 1115760, 1139005, 1171548, 1301720, 1366806, 1464435, 1562064, 1673640, 1822408, 1952580, 2050209, 2278010, 2343096, 2603440, 2733612, 2928870, 3347280, 3417015, 3644816, 3905160, 4100418, 4556020, 4686192, 5467224, 5857740, 6834030, 7810320, 8200836, 9112040, 10251045, 10934448, 11715480, 13668060, 16401672, 18224080, 20502090, 23430960, 27336120, 32803344, 41004180, 54672240, 82008360, 164016720]

約数ペア:

[(1, 164016720), (2, 82008360), (3, 54672240), (4, 41004180), (5, 32803344), (6, 27336120), (7, 23430960), (8, 20502090), (9, 18224080), (10, 16401672), (12, 13668060), (14, 11715480), (15, 10934448), (16, 10251045), (18, 9112040), (20, 8200836), (21, 7810320), (24, 6834030), (28, 5857740), (30, 5467224), (35, 4686192), (36, 4556020), (40, 4100418), (42, 3905160), (45, 3644816), (48, 3417015), (49, 3347280), (56, 2928870), (60, 2733612), (63, 2603440), (70, 2343096), (72, 2278010), (80, 2050209), (84, 1952580), (90, 1822408), (98, 1673640), (105, 1562064), (112, 1464435), (120, 1366806), (126, 1301720), (140, 1171548), (144, 1139005), (147, 1115760), (168, 976290), (180, 911204), (196, 836820), (210, 781032), (240, 683403), (245, 669456), (252, 650860), (280, 585774), (294, 557880), (315, 520688), (336, 488145), (360, 455602), (392, 418410), (420, 390516), (441, 371920), (490, 334728), (504, 325430), (560, 292887), (588, 278940), (630, 260344), (720, 227801), (735, 223152), (784, 209205), (840, 195258), (882, 185960), (980, 167364), (1008, 162715), (1176, 139470), (1260, 130172), (1470, 111576), (1680, 97629), (1764, 92980), (1960, 83682), (2205, 74384), (2352, 69735), (2520, 65086), (2940, 55788), (3528, 46490), (3920, 41841), (4410, 37192), (4649, 35280), (5040, 32543), (5880, 27894), (7056, 23245), (8820, 18596), (9298, 17640), (11760, 13947)]