260120400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 240

約数和(自身を含む): 906691968

約数和(自身を除く): 646571568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 34, 40, 41, 48, 50, 51, 60, 68, 75, 80, 82, 85, 100, 102, 120, 123, 136, 150, 164, 170, 200, 204, 205, 240, 246, 255, 272, 300, 311, 328, 340, 400, 408, 410, 425, 492, 510, 600, 615, 622, 656, 680, 697, 816, 820, 850, 933, 984, 1020, 1025, 1200, 1230, 1244, 1275, 1360, 1394, 1555, 1640, 1700, 1866, 1968, 2040, 2050, 2091, 2460, 2488, 2550, 2788, 3075, 3110, 3280, 3400, 3485, 3732, 4080, 4100, 4182, 4665, 4920, 4976, 5100, 5287, 5576, 6150, 6220, 6800, 6970, 7464, 7775, 8200, 8364, 9330, 9840, 10200, 10455, 10574, 11152, 12300, 12440, 12751, 13940, 14928, 15550, 15861, 16400, 16728, 17425, 18660, 20400, 20910, 21148, 23325, 24600, 24880, 25502, 26435, 27880, 31100, 31722, 33456, 34850, 37320, 38253, 41820, 42296, 46650, 49200, 51004, 52275, 52870, 55760, 62200, 63444, 63755, 69700, 74640, 76506, 79305, 83640, 84592, 93300, 102008, 104550, 105740, 124400, 126888, 127510, 132175, 139400, 153012, 158610, 167280, 186600, 191265, 204016, 209100, 211480, 216767, 253776, 255020, 264350, 278800, 306024, 317220, 318775, 373200, 382530, 396525, 418200, 422960, 433534, 510040, 528700, 612048, 634440, 637550, 650301, 765060, 793050, 836400, 867068, 956325, 1020080, 1057400, 1083835, 1268880, 1275100, 1300602, 1530120, 1586100, 1734136, 1912650, 2114800, 2167670, 2550200, 2601204, 3060240, 3172200, 3251505, 3468272, 3825300, 4335340, 5100400, 5202408, 5419175, 6344400, 6503010, 7650600, 8670680, 10404816, 10838350, 13006020, 15301200, 16257525, 17341360, 21676700, 26012040, 32515050, 43353400, 52024080, 65030100, 86706800, 130060200, 260120400]

約数ペア:

[(1, 260120400), (2, 130060200), (3, 86706800), (4, 65030100), (5, 52024080), (6, 43353400), (8, 32515050), (10, 26012040), (12, 21676700), (15, 17341360), (16, 16257525), (17, 15301200), (20, 13006020), (24, 10838350), (25, 10404816), (30, 8670680), (34, 7650600), (40, 6503010), (41, 6344400), (48, 5419175), (50, 5202408), (51, 5100400), (60, 4335340), (68, 3825300), (75, 3468272), (80, 3251505), (82, 3172200), (85, 3060240), (100, 2601204), (102, 2550200), (120, 2167670), (123, 2114800), (136, 1912650), (150, 1734136), (164, 1586100), (170, 1530120), (200, 1300602), (204, 1275100), (205, 1268880), (240, 1083835), (246, 1057400), (255, 1020080), (272, 956325), (300, 867068), (311, 836400), (328, 793050), (340, 765060), (400, 650301), (408, 637550), (410, 634440), (425, 612048), (492, 528700), (510, 510040), (600, 433534), (615, 422960), (622, 418200), (656, 396525), (680, 382530), (697, 373200), (816, 318775), (820, 317220), (850, 306024), (933, 278800), (984, 264350), (1020, 255020), (1025, 253776), (1200, 216767), (1230, 211480), (1244, 209100), (1275, 204016), (1360, 191265), (1394, 186600), (1555, 167280), (1640, 158610), (1700, 153012), (1866, 139400), (1968, 132175), (2040, 127510), (2050, 126888), (2091, 124400), (2460, 105740), (2488, 104550), (2550, 102008), (2788, 93300), (3075, 84592), (3110, 83640), (3280, 79305), (3400, 76506), (3485, 74640), (3732, 69700), (4080, 63755), (4100, 63444), (4182, 62200), (4665, 55760), (4920, 52870), (4976, 52275), (5100, 51004), (5287, 49200), (5576, 46650), (6150, 42296), (6220, 41820), (6800, 38253), (6970, 37320), (7464, 34850), (7775, 33456), (8200, 31722), (8364, 31100), (9330, 27880), (9840, 26435), (10200, 25502), (10455, 24880), (10574, 24600), (11152, 23325), (12300, 21148), (12440, 20910), (12751, 20400), (13940, 18660), (14928, 17425), (15550, 16728), (15861, 16400)]