289744560

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19163}}^1$

素因数の和:19192

約数の個数: 160

約数和(自身を含む): 1140641280

約数和(自身を除く): 850896720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 19163, 38326, 57489, 76652, 95815, 114978, 134141, 153304, 172467, 191630, 229956, 268282, 287445, 306608, 344934, 383260, 402423, 459912, 517401, 536564, 574890, 670705, 689868, 766520, 804846, 862335, 919824, 1034802, 1073128, 1149780, 1207269, 1341410, 1379736, 1533040, 1609692, 1724670, 2012115, 2069604, 2146256, 2299560, 2414538, 2587005, 2682820, 2759472, 3219384, 3449340, 3621807, 4024230, 4139208, 4599120, 4829076, 5174010, 5365640, 6036345, 6438768, 6898680, 7243614, 8048460, 8278416, 9658152, 10348020, 10731280, 12072690, 13797360, 14487228, 16096920, 18109035, 19316304, 20696040, 24145380, 28974456, 32193840, 36218070, 41392080, 48290760, 57948912, 72436140, 96581520, 144872280, 289744560]

約数ペア:

[(1, 289744560), (2, 144872280), (3, 96581520), (4, 72436140), (5, 57948912), (6, 48290760), (7, 41392080), (8, 36218070), (9, 32193840), (10, 28974456), (12, 24145380), (14, 20696040), (15, 19316304), (16, 18109035), (18, 16096920), (20, 14487228), (21, 13797360), (24, 12072690), (27, 10731280), (28, 10348020), (30, 9658152), (35, 8278416), (36, 8048460), (40, 7243614), (42, 6898680), (45, 6438768), (48, 6036345), (54, 5365640), (56, 5174010), (60, 4829076), (63, 4599120), (70, 4139208), (72, 4024230), (80, 3621807), (84, 3449340), (90, 3219384), (105, 2759472), (108, 2682820), (112, 2587005), (120, 2414538), (126, 2299560), (135, 2146256), (140, 2069604), (144, 2012115), (168, 1724670), (180, 1609692), (189, 1533040), (210, 1379736), (216, 1341410), (240, 1207269), (252, 1149780), (270, 1073128), (280, 1034802), (315, 919824), (336, 862335), (360, 804846), (378, 766520), (420, 689868), (432, 670705), (504, 574890), (540, 536564), (560, 517401), (630, 459912), (720, 402423), (756, 383260), (840, 344934), (945, 306608), (1008, 287445), (1080, 268282), (1260, 229956), (1512, 191630), (1680, 172467), (1890, 153304), (2160, 134141), (2520, 114978), (3024, 95815), (3780, 76652), (5040, 57489), (7560, 38326), (15120, 19163)]