19265700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 56246400

約数和(自身を除く): 36980700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 149, 150, 298, 300, 431, 447, 596, 745, 862, 894, 1293, 1490, 1724, 1788, 2155, 2235, 2586, 2980, 3725, 4310, 4470, 5172, 6465, 7450, 8620, 8940, 10775, 11175, 12930, 14900, 21550, 22350, 25860, 32325, 43100, 44700, 64219, 64650, 128438, 129300, 192657, 256876, 321095, 385314, 642190, 770628, 963285, 1284380, 1605475, 1926570, 3210950, 3853140, 4816425, 6421900, 9632850, 19265700]

約数ペア:

[(1, 19265700), (2, 9632850), (3, 6421900), (4, 4816425), (5, 3853140), (6, 3210950), (10, 1926570), (12, 1605475), (15, 1284380), (20, 963285), (25, 770628), (30, 642190), (50, 385314), (60, 321095), (75, 256876), (100, 192657), (149, 129300), (150, 128438), (298, 64650), (300, 64219), (431, 44700), (447, 43100), (596, 32325), (745, 25860), (862, 22350), (894, 21550), (1293, 14900), (1490, 12930), (1724, 11175), (1788, 10775), (2155, 8940), (2235, 8620), (2586, 7450), (2980, 6465), (3725, 5172), (4310, 4470)]