291344220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{70373}}^1$

素因数の和:70411

約数の個数: 72

約数和(自身を含む): 922180896

約数和(自身を除く): 630836676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 70373, 140746, 211119, 281492, 351865, 422238, 633357, 703730, 844476, 1055595, 1266714, 1407460, 1618579, 2111190, 2533428, 3166785, 3237158, 4222380, 4855737, 6333570, 6474316, 8092895, 9711474, 12667140, 14567211, 16185790, 19422948, 24278685, 29134422, 32371580, 48557370, 58268844, 72836055, 97114740, 145672110, 291344220]

約数ペア:

[(1, 291344220), (2, 145672110), (3, 97114740), (4, 72836055), (5, 58268844), (6, 48557370), (9, 32371580), (10, 29134422), (12, 24278685), (15, 19422948), (18, 16185790), (20, 14567211), (23, 12667140), (30, 9711474), (36, 8092895), (45, 6474316), (46, 6333570), (60, 4855737), (69, 4222380), (90, 3237158), (92, 3166785), (115, 2533428), (138, 2111190), (180, 1618579), (207, 1407460), (230, 1266714), (276, 1055595), (345, 844476), (414, 703730), (460, 633357), (690, 422238), (828, 351865), (1035, 281492), (1380, 211119), (2070, 140746), (4140, 70373)]