488654640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 240

約数和(自身を含む): 1749664800

約数和(自身を除く): 1261010160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 87, 90, 108, 116, 120, 135, 144, 145, 174, 180, 216, 232, 240, 261, 269, 270, 290, 348, 360, 432, 435, 464, 522, 538, 540, 580, 696, 720, 783, 807, 841, 870, 1044, 1076, 1080, 1160, 1305, 1345, 1392, 1566, 1614, 1682, 1740, 2088, 2152, 2160, 2320, 2421, 2523, 2610, 2690, 3132, 3228, 3364, 3480, 3915, 4035, 4176, 4205, 4304, 4842, 5046, 5220, 5380, 6264, 6456, 6728, 6960, 7263, 7569, 7801, 7830, 8070, 8410, 9684, 10092, 10440, 10760, 12105, 12528, 12615, 12912, 13456, 14526, 15138, 15602, 15660, 16140, 16820, 19368, 20184, 20880, 21520, 22707, 23403, 24210, 25230, 29052, 30276, 31204, 31320, 32280, 33640, 36315, 37845, 38736, 39005, 40368, 45414, 46806, 48420, 50460, 58104, 60552, 62408, 62640, 64560, 67280, 70209, 72630, 75690, 78010, 90828, 93612, 96840, 100920, 113535, 116208, 117015, 121104, 124816, 140418, 145260, 151380, 156020, 181656, 187224, 193680, 201840, 210627, 226229, 227070, 234030, 280836, 290520, 302760, 312040, 351045, 363312, 374448, 421254, 452458, 454140, 468060, 561672, 581040, 605520, 624080, 678687, 702090, 842508, 904916, 908280, 936120, 1053135, 1123344, 1131145, 1357374, 1404180, 1685016, 1809832, 1816560, 1872240, 2036061, 2106270, 2262290, 2714748, 2808360, 3370032, 3393435, 3619664, 4072122, 4212540, 4524580, 5429496, 5616720, 6108183, 6786870, 8144244, 8425080, 9049160, 10180305, 10858992, 12216366, 13573740, 16288488, 16850160, 18098320, 20360610, 24432732, 27147480, 30540915, 32576976, 40721220, 48865464, 54294960, 61081830, 81442440, 97730928, 122163660, 162884880, 244327320, 488654640]

約数ペア:

[(1, 488654640), (2, 244327320), (3, 162884880), (4, 122163660), (5, 97730928), (6, 81442440), (8, 61081830), (9, 54294960), (10, 48865464), (12, 40721220), (15, 32576976), (16, 30540915), (18, 27147480), (20, 24432732), (24, 20360610), (27, 18098320), (29, 16850160), (30, 16288488), (36, 13573740), (40, 12216366), (45, 10858992), (48, 10180305), (54, 9049160), (58, 8425080), (60, 8144244), (72, 6786870), (80, 6108183), (87, 5616720), (90, 5429496), (108, 4524580), (116, 4212540), (120, 4072122), (135, 3619664), (144, 3393435), (145, 3370032), (174, 2808360), (180, 2714748), (216, 2262290), (232, 2106270), (240, 2036061), (261, 1872240), (269, 1816560), (270, 1809832), (290, 1685016), (348, 1404180), (360, 1357374), (432, 1131145), (435, 1123344), (464, 1053135), (522, 936120), (538, 908280), (540, 904916), (580, 842508), (696, 702090), (720, 678687), (783, 624080), (807, 605520), (841, 581040), (870, 561672), (1044, 468060), (1076, 454140), (1080, 452458), (1160, 421254), (1305, 374448), (1345, 363312), (1392, 351045), (1566, 312040), (1614, 302760), (1682, 290520), (1740, 280836), (2088, 234030), (2152, 227070), (2160, 226229), (2320, 210627), (2421, 201840), (2523, 193680), (2610, 187224), (2690, 181656), (3132, 156020), (3228, 151380), (3364, 145260), (3480, 140418), (3915, 124816), (4035, 121104), (4176, 117015), (4205, 116208), (4304, 113535), (4842, 100920), (5046, 96840), (5220, 93612), (5380, 90828), (6264, 78010), (6456, 75690), (6728, 72630), (6960, 70209), (7263, 67280), (7569, 64560), (7801, 62640), (7830, 62408), (8070, 60552), (8410, 58104), (9684, 50460), (10092, 48420), (10440, 46806), (10760, 45414), (12105, 40368), (12528, 39005), (12615, 38736), (12912, 37845), (13456, 36315), (14526, 33640), (15138, 32280), (15602, 31320), (15660, 31204), (16140, 30276), (16820, 29052), (19368, 25230), (20184, 24210), (20880, 23403), (21520, 22707)]