15456420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 240

約数和(自身を含む): 58544640

約数和(自身を除く): 43088220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 47, 54, 58, 60, 63, 70, 81, 84, 87, 90, 94, 105, 108, 116, 126, 135, 140, 141, 145, 162, 174, 180, 188, 189, 203, 210, 235, 252, 261, 270, 282, 290, 315, 324, 329, 348, 378, 405, 406, 420, 423, 435, 470, 522, 540, 564, 567, 580, 609, 630, 658, 705, 756, 783, 810, 812, 846, 870, 940, 945, 987, 1015, 1044, 1134, 1218, 1260, 1269, 1305, 1316, 1363, 1410, 1566, 1620, 1645, 1692, 1740, 1827, 1890, 1974, 2030, 2115, 2268, 2349, 2436, 2538, 2610, 2726, 2820, 2835, 2961, 3045, 3132, 3290, 3654, 3780, 3807, 3915, 3948, 4060, 4089, 4230, 4698, 4935, 5076, 5220, 5452, 5481, 5670, 5922, 6090, 6345, 6580, 6815, 7308, 7614, 7830, 8178, 8460, 8883, 9135, 9396, 9541, 9870, 10962, 11340, 11745, 11844, 12180, 12267, 12690, 13630, 14805, 15228, 15660, 16356, 16443, 17766, 18270, 19035, 19082, 19740, 20445, 21924, 23490, 24534, 25380, 26649, 27260, 27405, 28623, 29610, 32886, 35532, 36540, 36801, 38070, 38164, 40890, 44415, 46980, 47705, 49068, 53298, 54810, 57246, 59220, 61335, 65772, 73602, 76140, 81780, 82215, 85869, 88830, 95410, 106596, 109620, 110403, 114492, 122670, 133245, 143115, 147204, 164430, 171738, 177660, 184005, 190820, 220806, 245340, 257607, 266490, 286230, 328860, 343476, 368010, 429345, 441612, 515214, 532980, 552015, 572460, 736020, 772821, 858690, 1030428, 1104030, 1288035, 1545642, 1717380, 2208060, 2576070, 3091284, 3864105, 5152140, 7728210, 15456420]

約数ペア:

[(1, 15456420), (2, 7728210), (3, 5152140), (4, 3864105), (5, 3091284), (6, 2576070), (7, 2208060), (9, 1717380), (10, 1545642), (12, 1288035), (14, 1104030), (15, 1030428), (18, 858690), (20, 772821), (21, 736020), (27, 572460), (28, 552015), (29, 532980), (30, 515214), (35, 441612), (36, 429345), (42, 368010), (45, 343476), (47, 328860), (54, 286230), (58, 266490), (60, 257607), (63, 245340), (70, 220806), (81, 190820), (84, 184005), (87, 177660), (90, 171738), (94, 164430), (105, 147204), (108, 143115), (116, 133245), (126, 122670), (135, 114492), (140, 110403), (141, 109620), (145, 106596), (162, 95410), (174, 88830), (180, 85869), (188, 82215), (189, 81780), (203, 76140), (210, 73602), (235, 65772), (252, 61335), (261, 59220), (270, 57246), (282, 54810), (290, 53298), (315, 49068), (324, 47705), (329, 46980), (348, 44415), (378, 40890), (405, 38164), (406, 38070), (420, 36801), (423, 36540), (435, 35532), (470, 32886), (522, 29610), (540, 28623), (564, 27405), (567, 27260), (580, 26649), (609, 25380), (630, 24534), (658, 23490), (705, 21924), (756, 20445), (783, 19740), (810, 19082), (812, 19035), (846, 18270), (870, 17766), (940, 16443), (945, 16356), (987, 15660), (1015, 15228), (1044, 14805), (1134, 13630), (1218, 12690), (1260, 12267), (1269, 12180), (1305, 11844), (1316, 11745), (1363, 11340), (1410, 10962), (1566, 9870), (1620, 9541), (1645, 9396), (1692, 9135), (1740, 8883), (1827, 8460), (1890, 8178), (1974, 7830), (2030, 7614), (2115, 7308), (2268, 6815), (2349, 6580), (2436, 6345), (2538, 6090), (2610, 5922), (2726, 5670), (2820, 5481), (2835, 5452), (2961, 5220), (3045, 5076), (3132, 4935), (3290, 4698), (3654, 4230), (3780, 4089), (3807, 4060), (3915, 3948)]