189778320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 240

約数和(自身を含む): 674622000

約数和(自身を除く): 484843680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 61, 72, 80, 87, 90, 116, 120, 122, 144, 145, 149, 174, 180, 183, 232, 240, 244, 261, 290, 298, 305, 348, 360, 366, 435, 447, 464, 488, 522, 549, 580, 596, 610, 696, 720, 732, 745, 870, 894, 915, 976, 1044, 1098, 1160, 1192, 1220, 1305, 1341, 1392, 1464, 1490, 1740, 1769, 1788, 1830, 2088, 2196, 2235, 2320, 2384, 2440, 2610, 2682, 2745, 2928, 2980, 3480, 3538, 3576, 3660, 4176, 4321, 4392, 4470, 4880, 5220, 5307, 5364, 5490, 5960, 6705, 6960, 7076, 7152, 7320, 8642, 8784, 8845, 8940, 9089, 10440, 10614, 10728, 10980, 11920, 12963, 13410, 14152, 14640, 15921, 17284, 17690, 17880, 18178, 20880, 21228, 21456, 21605, 21960, 25926, 26535, 26820, 27267, 28304, 31842, 34568, 35380, 35760, 36356, 38889, 42456, 43210, 43920, 45445, 51852, 53070, 53640, 54534, 63684, 64815, 69136, 70760, 72712, 77778, 79605, 81801, 84912, 86420, 90890, 103704, 106140, 107280, 109068, 127368, 129630, 136335, 141520, 145424, 155556, 159210, 163602, 172840, 181780, 194445, 207408, 212280, 218136, 254736, 259260, 263581, 272670, 311112, 318420, 327204, 345680, 363560, 388890, 409005, 424560, 436272, 518520, 527162, 545340, 622224, 636840, 654408, 727120, 777780, 790743, 818010, 1037040, 1054324, 1090680, 1273680, 1308816, 1317905, 1555560, 1581486, 1636020, 2108648, 2181360, 2372229, 2635810, 3111120, 3162972, 3272040, 3953715, 4217296, 4744458, 5271620, 6325944, 6544080, 7907430, 9488916, 10543240, 11861145, 12651888, 15814860, 18977832, 21086480, 23722290, 31629720, 37955664, 47444580, 63259440, 94889160, 189778320]

約数ペア:

[(1, 189778320), (2, 94889160), (3, 63259440), (4, 47444580), (5, 37955664), (6, 31629720), (8, 23722290), (9, 21086480), (10, 18977832), (12, 15814860), (15, 12651888), (16, 11861145), (18, 10543240), (20, 9488916), (24, 7907430), (29, 6544080), (30, 6325944), (36, 5271620), (40, 4744458), (45, 4217296), (48, 3953715), (58, 3272040), (60, 3162972), (61, 3111120), (72, 2635810), (80, 2372229), (87, 2181360), (90, 2108648), (116, 1636020), (120, 1581486), (122, 1555560), (144, 1317905), (145, 1308816), (149, 1273680), (174, 1090680), (180, 1054324), (183, 1037040), (232, 818010), (240, 790743), (244, 777780), (261, 727120), (290, 654408), (298, 636840), (305, 622224), (348, 545340), (360, 527162), (366, 518520), (435, 436272), (447, 424560), (464, 409005), (488, 388890), (522, 363560), (549, 345680), (580, 327204), (596, 318420), (610, 311112), (696, 272670), (720, 263581), (732, 259260), (745, 254736), (870, 218136), (894, 212280), (915, 207408), (976, 194445), (1044, 181780), (1098, 172840), (1160, 163602), (1192, 159210), (1220, 155556), (1305, 145424), (1341, 141520), (1392, 136335), (1464, 129630), (1490, 127368), (1740, 109068), (1769, 107280), (1788, 106140), (1830, 103704), (2088, 90890), (2196, 86420), (2235, 84912), (2320, 81801), (2384, 79605), (2440, 77778), (2610, 72712), (2682, 70760), (2745, 69136), (2928, 64815), (2980, 63684), (3480, 54534), (3538, 53640), (3576, 53070), (3660, 51852), (4176, 45445), (4321, 43920), (4392, 43210), (4470, 42456), (4880, 38889), (5220, 36356), (5307, 35760), (5364, 35380), (5490, 34568), (5960, 31842), (6705, 28304), (6960, 27267), (7076, 26820), (7152, 26535), (7320, 25926), (8642, 21960), (8784, 21605), (8845, 21456), (8940, 21228), (9089, 20880), (10440, 18178), (10614, 17880), (10728, 17690), (10980, 17284), (11920, 15921), (12963, 14640), (13410, 14152)]