198425640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4457}}^1$

素因数の和:4531

約数の個数: 128

約数和(自身を含む): 693308160

約数和(自身を除く): 494882520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 4457, 5565, 6360, 7420, 8904, 8914, 11130, 13371, 14840, 17828, 22260, 22285, 26742, 31199, 35656, 44520, 44570, 53484, 62398, 66855, 89140, 93597, 106968, 124796, 133710, 155995, 178280, 187194, 236221, 249592, 267420, 311990, 374388, 467985, 472442, 534840, 623980, 708663, 748776, 935970, 944884, 1181105, 1247960, 1417326, 1653547, 1871940, 1889768, 2362210, 2834652, 3307094, 3543315, 3743880, 4724420, 4960641, 5669304, 6614188, 7086630, 8267735, 9448840, 9921282, 13228376, 14173260, 16535470, 19842564, 24803205, 28346520, 33070940, 39685128, 49606410, 66141880, 99212820, 198425640]

約数ペア:

[(1, 198425640), (2, 99212820), (3, 66141880), (4, 49606410), (5, 39685128), (6, 33070940), (7, 28346520), (8, 24803205), (10, 19842564), (12, 16535470), (14, 14173260), (15, 13228376), (20, 9921282), (21, 9448840), (24, 8267735), (28, 7086630), (30, 6614188), (35, 5669304), (40, 4960641), (42, 4724420), (53, 3743880), (56, 3543315), (60, 3307094), (70, 2834652), (84, 2362210), (105, 1889768), (106, 1871940), (120, 1653547), (140, 1417326), (159, 1247960), (168, 1181105), (210, 944884), (212, 935970), (265, 748776), (280, 708663), (318, 623980), (371, 534840), (420, 472442), (424, 467985), (530, 374388), (636, 311990), (742, 267420), (795, 249592), (840, 236221), (1060, 187194), (1113, 178280), (1272, 155995), (1484, 133710), (1590, 124796), (1855, 106968), (2120, 93597), (2226, 89140), (2968, 66855), (3180, 62398), (3710, 53484), (4452, 44570), (4457, 44520), (5565, 35656), (6360, 31199), (7420, 26742), (8904, 22285), (8914, 22260), (11130, 17828), (13371, 14840)]