228893340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293453}}^1$

素因数の和:293478

約数の個数: 48

約数和(自身を含む): 690203808

約数和(自身を除く): 461310468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 293453, 586906, 880359, 1173812, 1467265, 1760718, 2934530, 3521436, 3814889, 4401795, 5869060, 7629778, 8803590, 11444667, 15259556, 17607180, 19074445, 22889334, 38148890, 45778668, 57223335, 76297780, 114446670, 228893340]

約数ペア:

[(1, 228893340), (2, 114446670), (3, 76297780), (4, 57223335), (5, 45778668), (6, 38148890), (10, 22889334), (12, 19074445), (13, 17607180), (15, 15259556), (20, 11444667), (26, 8803590), (30, 7629778), (39, 5869060), (52, 4401795), (60, 3814889), (65, 3521436), (78, 2934530), (130, 1760718), (156, 1467265), (195, 1173812), (260, 880359), (390, 586906), (780, 293453)]