199235760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:547

約数の個数: 160

約数和(自身を含む): 649482240

約数和(自身を除く): 450246480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 61, 62, 80, 93, 120, 122, 124, 155, 183, 186, 240, 244, 248, 305, 310, 366, 372, 439, 465, 488, 496, 610, 620, 732, 744, 878, 915, 930, 976, 1220, 1240, 1317, 1464, 1488, 1756, 1830, 1860, 1891, 2195, 2440, 2480, 2634, 2928, 3512, 3660, 3720, 3782, 4390, 4880, 5268, 5673, 6585, 7024, 7320, 7440, 7564, 8780, 9455, 10536, 11346, 13170, 13609, 14640, 15128, 17560, 18910, 21072, 22692, 26340, 26779, 27218, 28365, 30256, 35120, 37820, 40827, 45384, 52680, 53558, 54436, 56730, 68045, 75640, 80337, 81654, 90768, 105360, 107116, 108872, 113460, 133895, 136090, 151280, 160674, 163308, 204135, 214232, 217744, 226920, 267790, 272180, 321348, 326616, 401685, 408270, 428464, 453840, 535580, 544360, 642696, 653232, 803370, 816540, 830149, 1071160, 1088720, 1285392, 1606740, 1633080, 1660298, 2142320, 2490447, 3213480, 3266160, 3320596, 4150745, 4980894, 6426960, 6641192, 8301490, 9961788, 12452235, 13282384, 16602980, 19923576, 24904470, 33205960, 39847152, 49808940, 66411920, 99617880, 199235760]

約数ペア:

[(1, 199235760), (2, 99617880), (3, 66411920), (4, 49808940), (5, 39847152), (6, 33205960), (8, 24904470), (10, 19923576), (12, 16602980), (15, 13282384), (16, 12452235), (20, 9961788), (24, 8301490), (30, 6641192), (31, 6426960), (40, 4980894), (48, 4150745), (60, 3320596), (61, 3266160), (62, 3213480), (80, 2490447), (93, 2142320), (120, 1660298), (122, 1633080), (124, 1606740), (155, 1285392), (183, 1088720), (186, 1071160), (240, 830149), (244, 816540), (248, 803370), (305, 653232), (310, 642696), (366, 544360), (372, 535580), (439, 453840), (465, 428464), (488, 408270), (496, 401685), (610, 326616), (620, 321348), (732, 272180), (744, 267790), (878, 226920), (915, 217744), (930, 214232), (976, 204135), (1220, 163308), (1240, 160674), (1317, 151280), (1464, 136090), (1488, 133895), (1756, 113460), (1830, 108872), (1860, 107116), (1891, 105360), (2195, 90768), (2440, 81654), (2480, 80337), (2634, 75640), (2928, 68045), (3512, 56730), (3660, 54436), (3720, 53558), (3782, 52680), (4390, 45384), (4880, 40827), (5268, 37820), (5673, 35120), (6585, 30256), (7024, 28365), (7320, 27218), (7440, 26779), (7564, 26340), (8780, 22692), (9455, 21072), (10536, 18910), (11346, 17560), (13170, 15128), (13609, 14640)]