72677240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:632

約数の個数: 64

約数和(自身を含む): 171927360

約数和(自身を除く): 99250120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 197, 230, 394, 401, 460, 788, 802, 920, 985, 1576, 1604, 1970, 2005, 3208, 3940, 4010, 4531, 7880, 8020, 9062, 9223, 16040, 18124, 18446, 22655, 36248, 36892, 45310, 46115, 73784, 78997, 90620, 92230, 157994, 181240, 184460, 315988, 368920, 394985, 631976, 789970, 1579940, 1816931, 3159880, 3633862, 7267724, 9084655, 14535448, 18169310, 36338620, 72677240]

約数ペア:

[(1, 72677240), (2, 36338620), (4, 18169310), (5, 14535448), (8, 9084655), (10, 7267724), (20, 3633862), (23, 3159880), (40, 1816931), (46, 1579940), (92, 789970), (115, 631976), (184, 394985), (197, 368920), (230, 315988), (394, 184460), (401, 181240), (460, 157994), (788, 92230), (802, 90620), (920, 78997), (985, 73784), (1576, 46115), (1604, 45310), (1970, 36892), (2005, 36248), (3208, 22655), (3940, 18446), (4010, 18124), (4531, 16040), (7880, 9223), (8020, 9062)]