1618182400

素因数分解:

$2^8\times 5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 216

約数和(自身を含む): 4311286560

約数和(自身を除く): 2693104160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 107, 128, 136, 139, 160, 170, 200, 214, 256, 272, 278, 320, 340, 400, 425, 428, 535, 544, 556, 640, 680, 695, 800, 850, 856, 1070, 1088, 1112, 1280, 1360, 1390, 1600, 1700, 1712, 1819, 2140, 2176, 2224, 2363, 2675, 2720, 2780, 3200, 3400, 3424, 3475, 3638, 4280, 4352, 4448, 4726, 5350, 5440, 5560, 6400, 6800, 6848, 6950, 7276, 8560, 8896, 9095, 9452, 10700, 10880, 11120, 11815, 13600, 13696, 13900, 14552, 14873, 17120, 17792, 18190, 18904, 21400, 21760, 22240, 23630, 27200, 27392, 27800, 29104, 29746, 34240, 35584, 36380, 37808, 42800, 44480, 45475, 47260, 54400, 55600, 58208, 59075, 59492, 68480, 72760, 74365, 75616, 85600, 88960, 90950, 94520, 108800, 111200, 116416, 118150, 118984, 136960, 145520, 148730, 151232, 171200, 177920, 181900, 189040, 222400, 232832, 236300, 237968, 252841, 291040, 297460, 302464, 342400, 363800, 371825, 378080, 444800, 465664, 472600, 475936, 505682, 582080, 594920, 604928, 684800, 727600, 743650, 756160, 889600, 945200, 951872, 1011364, 1164160, 1189840, 1264205, 1455200, 1487300, 1512320, 1890400, 1903744, 2022728, 2328320, 2379680, 2528410, 2910400, 2974600, 3024640, 3780800, 3807488, 4045456, 4759360, 5056820, 5820800, 5949200, 6321025, 7561600, 8090912, 9518720, 10113640, 11641600, 11898400, 12642050, 15123200, 16181824, 19037440, 20227280, 23796800, 25284100, 32363648, 40454560, 47593600, 50568200, 64727296, 80909120, 95187200, 101136400, 161818240, 202272800, 323636480, 404545600, 809091200, 1618182400]

約数ペア:

[(1, 1618182400), (2, 809091200), (4, 404545600), (5, 323636480), (8, 202272800), (10, 161818240), (16, 101136400), (17, 95187200), (20, 80909120), (25, 64727296), (32, 50568200), (34, 47593600), (40, 40454560), (50, 32363648), (64, 25284100), (68, 23796800), (80, 20227280), (85, 19037440), (100, 16181824), (107, 15123200), (128, 12642050), (136, 11898400), (139, 11641600), (160, 10113640), (170, 9518720), (200, 8090912), (214, 7561600), (256, 6321025), (272, 5949200), (278, 5820800), (320, 5056820), (340, 4759360), (400, 4045456), (425, 3807488), (428, 3780800), (535, 3024640), (544, 2974600), (556, 2910400), (640, 2528410), (680, 2379680), (695, 2328320), (800, 2022728), (850, 1903744), (856, 1890400), (1070, 1512320), (1088, 1487300), (1112, 1455200), (1280, 1264205), (1360, 1189840), (1390, 1164160), (1600, 1011364), (1700, 951872), (1712, 945200), (1819, 889600), (2140, 756160), (2176, 743650), (2224, 727600), (2363, 684800), (2675, 604928), (2720, 594920), (2780, 582080), (3200, 505682), (3400, 475936), (3424, 472600), (3475, 465664), (3638, 444800), (4280, 378080), (4352, 371825), (4448, 363800), (4726, 342400), (5350, 302464), (5440, 297460), (5560, 291040), (6400, 252841), (6800, 237968), (6848, 236300), (6950, 232832), (7276, 222400), (8560, 189040), (8896, 181900), (9095, 177920), (9452, 171200), (10700, 151232), (10880, 148730), (11120, 145520), (11815, 136960), (13600, 118984), (13696, 118150), (13900, 116416), (14552, 111200), (14873, 108800), (17120, 94520), (17792, 90950), (18190, 88960), (18904, 85600), (21400, 75616), (21760, 74365), (22240, 72760), (23630, 68480), (27200, 59492), (27392, 59075), (27800, 58208), (29104, 55600), (29746, 54400), (34240, 47260), (35584, 45475), (36380, 44480), (37808, 42800)]