247190900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:726

約数の個数: 108

約数和(自身を含む): 609544320

約数和(自身を除く): 362353420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 121, 124, 155, 220, 242, 275, 310, 341, 484, 550, 605, 620, 659, 682, 775, 1100, 1210, 1318, 1364, 1550, 1705, 2420, 2636, 3025, 3100, 3295, 3410, 3751, 6050, 6590, 6820, 7249, 7502, 8525, 12100, 13180, 14498, 15004, 16475, 17050, 18755, 20429, 28996, 32950, 34100, 36245, 37510, 40858, 65900, 72490, 75020, 79739, 81716, 93775, 102145, 144980, 159478, 181225, 187550, 204290, 224719, 318956, 362450, 375100, 398695, 408580, 449438, 510725, 724900, 797390, 898876, 1021450, 1123595, 1594780, 1993475, 2042900, 2247190, 2471909, 3986950, 4494380, 4943818, 5617975, 7973900, 9887636, 11235950, 12359545, 22471900, 24719090, 49438180, 61797725, 123595450, 247190900]

約数ペア:

[(1, 247190900), (2, 123595450), (4, 61797725), (5, 49438180), (10, 24719090), (11, 22471900), (20, 12359545), (22, 11235950), (25, 9887636), (31, 7973900), (44, 5617975), (50, 4943818), (55, 4494380), (62, 3986950), (100, 2471909), (110, 2247190), (121, 2042900), (124, 1993475), (155, 1594780), (220, 1123595), (242, 1021450), (275, 898876), (310, 797390), (341, 724900), (484, 510725), (550, 449438), (605, 408580), (620, 398695), (659, 375100), (682, 362450), (775, 318956), (1100, 224719), (1210, 204290), (1318, 187550), (1364, 181225), (1550, 159478), (1705, 144980), (2420, 102145), (2636, 93775), (3025, 81716), (3100, 79739), (3295, 75020), (3410, 72490), (3751, 65900), (6050, 40858), (6590, 37510), (6820, 36245), (7249, 34100), (7502, 32950), (8525, 28996), (12100, 20429), (13180, 18755), (14498, 17050), (15004, 16475)]