30300820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 73735200

約数和(自身を除く): 43434380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 659, 836, 1045, 1210, 1318, 2090, 2299, 2420, 2636, 3295, 4180, 4598, 6590, 7249, 9196, 11495, 12521, 13180, 14498, 22990, 25042, 28996, 36245, 45980, 50084, 62605, 72490, 79739, 125210, 137731, 144980, 159478, 250420, 275462, 318956, 398695, 550924, 688655, 797390, 1377310, 1515041, 1594780, 2754620, 3030082, 6060164, 7575205, 15150410, 30300820]

約数ペア:

[(1, 30300820), (2, 15150410), (4, 7575205), (5, 6060164), (10, 3030082), (11, 2754620), (19, 1594780), (20, 1515041), (22, 1377310), (38, 797390), (44, 688655), (55, 550924), (76, 398695), (95, 318956), (110, 275462), (121, 250420), (190, 159478), (209, 144980), (220, 137731), (242, 125210), (380, 79739), (418, 72490), (484, 62605), (605, 50084), (659, 45980), (836, 36245), (1045, 28996), (1210, 25042), (1318, 22990), (2090, 14498), (2299, 13180), (2420, 12521), (2636, 11495), (3295, 9196), (4180, 7249), (4598, 6590)]