305943960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{379}}^1$

素因数の和:462

約数の個数: 192

約数和(自身を含む): 1086739200

約数和(自身を除く): 780795240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 379, 420, 434, 465, 620, 651, 744, 758, 840, 868, 930, 961, 1085, 1137, 1240, 1302, 1516, 1736, 1860, 1895, 1922, 2170, 2274, 2604, 2653, 2883, 3032, 3255, 3720, 3790, 3844, 4340, 4548, 4805, 5208, 5306, 5685, 5766, 6510, 6727, 7580, 7688, 7959, 8680, 9096, 9610, 10612, 11370, 11532, 11749, 13020, 13265, 13454, 14415, 15160, 15918, 19220, 20181, 21224, 22740, 23064, 23498, 26040, 26530, 26908, 28830, 31836, 33635, 35247, 38440, 39795, 40362, 45480, 46996, 53060, 53816, 57660, 58745, 63672, 67270, 70494, 79590, 80724, 82243, 93992, 100905, 106120, 115320, 117490, 134540, 140988, 159180, 161448, 164486, 176235, 201810, 234980, 246729, 269080, 281976, 318360, 328972, 352470, 364219, 403620, 411215, 469960, 493458, 657944, 704940, 728438, 807240, 822430, 986916, 1092657, 1233645, 1409880, 1456876, 1644860, 1821095, 1973832, 2185314, 2467290, 2549533, 2913752, 3289720, 3642190, 4370628, 4934580, 5099066, 5463285, 7284380, 7648599, 8741256, 9869160, 10198132, 10926570, 12747665, 14568760, 15297198, 20396264, 21853140, 25495330, 30594396, 38242995, 43706280, 50990660, 61188792, 76485990, 101981320, 152971980, 305943960]

約数ペア:

[(1, 305943960), (2, 152971980), (3, 101981320), (4, 76485990), (5, 61188792), (6, 50990660), (7, 43706280), (8, 38242995), (10, 30594396), (12, 25495330), (14, 21853140), (15, 20396264), (20, 15297198), (21, 14568760), (24, 12747665), (28, 10926570), (30, 10198132), (31, 9869160), (35, 8741256), (40, 7648599), (42, 7284380), (56, 5463285), (60, 5099066), (62, 4934580), (70, 4370628), (84, 3642190), (93, 3289720), (105, 2913752), (120, 2549533), (124, 2467290), (140, 2185314), (155, 1973832), (168, 1821095), (186, 1644860), (210, 1456876), (217, 1409880), (248, 1233645), (280, 1092657), (310, 986916), (372, 822430), (379, 807240), (420, 728438), (434, 704940), (465, 657944), (620, 493458), (651, 469960), (744, 411215), (758, 403620), (840, 364219), (868, 352470), (930, 328972), (961, 318360), (1085, 281976), (1137, 269080), (1240, 246729), (1302, 234980), (1516, 201810), (1736, 176235), (1860, 164486), (1895, 161448), (1922, 159180), (2170, 140988), (2274, 134540), (2604, 117490), (2653, 115320), (2883, 106120), (3032, 100905), (3255, 93992), (3720, 82243), (3790, 80724), (3844, 79590), (4340, 70494), (4548, 67270), (4805, 63672), (5208, 58745), (5306, 57660), (5685, 53816), (5766, 53060), (6510, 46996), (6727, 45480), (7580, 40362), (7688, 39795), (7959, 38440), (8680, 35247), (9096, 33635), (9610, 31836), (10612, 28830), (11370, 26908), (11532, 26530), (11749, 26040), (13020, 23498), (13265, 23064), (13454, 22740), (14415, 21224), (15160, 20181), (15918, 19220)]