198229456

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 417544704

約数和(自身を除く): 219315248

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 73, 92, 94, 146, 157, 184, 188, 292, 314, 368, 376, 584, 628, 752, 1081, 1168, 1256, 1679, 2162, 2512, 3358, 3431, 3611, 4324, 6716, 6862, 7222, 7379, 8648, 11461, 13432, 13724, 14444, 14758, 17296, 22922, 26864, 27448, 28888, 29516, 45844, 54896, 57776, 59032, 78913, 91688, 118064, 157826, 169717, 183376, 263603, 315652, 339434, 527206, 538667, 631304, 678868, 1054412, 1077334, 1262608, 1357736, 2108824, 2154668, 2715472, 4217648, 4309336, 8618672, 12389341, 24778682, 49557364, 99114728, 198229456]

約数ペア:

[(1, 198229456), (2, 99114728), (4, 49557364), (8, 24778682), (16, 12389341), (23, 8618672), (46, 4309336), (47, 4217648), (73, 2715472), (92, 2154668), (94, 2108824), (146, 1357736), (157, 1262608), (184, 1077334), (188, 1054412), (292, 678868), (314, 631304), (368, 538667), (376, 527206), (584, 339434), (628, 315652), (752, 263603), (1081, 183376), (1168, 169717), (1256, 157826), (1679, 118064), (2162, 91688), (2512, 78913), (3358, 59032), (3431, 57776), (3611, 54896), (4324, 45844), (6716, 29516), (6862, 28888), (7222, 27448), (7379, 26864), (8648, 22922), (11461, 17296), (13432, 14758), (13724, 14444)]