284604800

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 768998400

約数和(自身を除く): 484393600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 64, 76, 80, 95, 100, 124, 128, 151, 152, 155, 160, 190, 200, 248, 302, 304, 310, 320, 380, 400, 475, 496, 589, 604, 608, 620, 640, 755, 760, 775, 800, 950, 992, 1178, 1208, 1216, 1240, 1510, 1520, 1550, 1600, 1900, 1984, 2356, 2416, 2432, 2480, 2869, 2945, 3020, 3040, 3100, 3200, 3775, 3800, 3968, 4681, 4712, 4832, 4960, 5738, 5890, 6040, 6080, 6200, 7550, 7600, 9362, 9424, 9664, 9920, 11476, 11780, 12080, 12160, 12400, 14345, 14725, 15100, 15200, 18724, 18848, 19328, 19840, 22952, 23405, 23560, 24160, 24800, 28690, 29450, 30200, 30400, 37448, 37696, 45904, 46810, 47120, 48320, 49600, 57380, 58900, 60400, 60800, 71725, 74896, 75392, 88939, 91808, 93620, 94240, 96640, 99200, 114760, 117025, 117800, 120800, 143450, 149792, 177878, 183616, 187240, 188480, 229520, 234050, 235600, 241600, 286900, 299584, 355756, 367232, 374480, 376960, 444695, 459040, 468100, 471200, 483200, 573800, 599168, 711512, 748960, 889390, 918080, 936200, 942400, 1147600, 1423024, 1497920, 1778780, 1836160, 1872400, 1884800, 2223475, 2295200, 2846048, 2995840, 3557560, 3744800, 4446950, 4590400, 5692096, 7115120, 7489600, 8893900, 9180800, 11384192, 14230240, 14979200, 17787800, 28460480, 35575600, 56920960, 71151200, 142302400, 284604800]

約数ペア:

[(1, 284604800), (2, 142302400), (4, 71151200), (5, 56920960), (8, 35575600), (10, 28460480), (16, 17787800), (19, 14979200), (20, 14230240), (25, 11384192), (31, 9180800), (32, 8893900), (38, 7489600), (40, 7115120), (50, 5692096), (62, 4590400), (64, 4446950), (76, 3744800), (80, 3557560), (95, 2995840), (100, 2846048), (124, 2295200), (128, 2223475), (151, 1884800), (152, 1872400), (155, 1836160), (160, 1778780), (190, 1497920), (200, 1423024), (248, 1147600), (302, 942400), (304, 936200), (310, 918080), (320, 889390), (380, 748960), (400, 711512), (475, 599168), (496, 573800), (589, 483200), (604, 471200), (608, 468100), (620, 459040), (640, 444695), (755, 376960), (760, 374480), (775, 367232), (800, 355756), (950, 299584), (992, 286900), (1178, 241600), (1208, 235600), (1216, 234050), (1240, 229520), (1510, 188480), (1520, 187240), (1550, 183616), (1600, 177878), (1900, 149792), (1984, 143450), (2356, 120800), (2416, 117800), (2432, 117025), (2480, 114760), (2869, 99200), (2945, 96640), (3020, 94240), (3040, 93620), (3100, 91808), (3200, 88939), (3775, 75392), (3800, 74896), (3968, 71725), (4681, 60800), (4712, 60400), (4832, 58900), (4960, 57380), (5738, 49600), (5890, 48320), (6040, 47120), (6080, 46810), (6200, 45904), (7550, 37696), (7600, 37448), (9362, 30400), (9424, 30200), (9664, 29450), (9920, 28690), (11476, 24800), (11780, 24160), (12080, 23560), (12160, 23405), (12400, 22952), (14345, 19840), (14725, 19328), (15100, 18848), (15200, 18724)]