16223940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 49592088

約数和(自身を除く): 33368148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 521, 692, 865, 1038, 1042, 1557, 1563, 1730, 2076, 2084, 2595, 2605, 3114, 3126, 3460, 4689, 5190, 5210, 6228, 6252, 7785, 7815, 9378, 10380, 10420, 15570, 15630, 18756, 23445, 31140, 31260, 46890, 90133, 93780, 180266, 270399, 360532, 450665, 540798, 811197, 901330, 1081596, 1351995, 1622394, 1802660, 2703990, 3244788, 4055985, 5407980, 8111970, 16223940]

約数ペア:

[(1, 16223940), (2, 8111970), (3, 5407980), (4, 4055985), (5, 3244788), (6, 2703990), (9, 1802660), (10, 1622394), (12, 1351995), (15, 1081596), (18, 901330), (20, 811197), (30, 540798), (36, 450665), (45, 360532), (60, 270399), (90, 180266), (173, 93780), (180, 90133), (346, 46890), (519, 31260), (521, 31140), (692, 23445), (865, 18756), (1038, 15630), (1042, 15570), (1557, 10420), (1563, 10380), (1730, 9378), (2076, 7815), (2084, 7785), (2595, 6252), (2605, 6228), (3114, 5210), (3126, 5190), (3460, 4689)]