388331370

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:709

約数の個数: 144

約数和(自身を含む): 1183614120

約数和(自身を除く): 795282750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 173, 210, 245, 294, 315, 346, 441, 490, 509, 519, 630, 735, 865, 882, 1018, 1038, 1211, 1470, 1527, 1557, 1730, 2205, 2422, 2545, 2595, 3054, 3114, 3563, 3633, 4410, 4581, 5090, 5190, 6055, 7126, 7266, 7635, 7785, 8477, 9162, 10689, 10899, 12110, 15270, 15570, 16954, 17815, 18165, 21378, 21798, 22905, 24941, 25431, 32067, 35630, 36330, 42385, 45810, 49882, 50862, 53445, 54495, 64134, 74823, 76293, 84770, 88057, 106890, 108990, 124705, 127155, 149646, 152586, 160335, 176114, 224469, 249410, 254310, 264171, 320670, 374115, 381465, 440285, 448938, 528342, 616399, 748230, 762930, 792513, 880570, 1122345, 1232798, 1320855, 1585026, 1849197, 2244690, 2641710, 3081995, 3698394, 3962565, 4314793, 5547591, 6163990, 7925130, 8629586, 9245985, 11095182, 12944379, 18491970, 21573965, 25888758, 27737955, 38833137, 43147930, 55475910, 64721895, 77666274, 129443790, 194165685, 388331370]

約数ペア:

[(1, 388331370), (2, 194165685), (3, 129443790), (5, 77666274), (6, 64721895), (7, 55475910), (9, 43147930), (10, 38833137), (14, 27737955), (15, 25888758), (18, 21573965), (21, 18491970), (30, 12944379), (35, 11095182), (42, 9245985), (45, 8629586), (49, 7925130), (63, 6163990), (70, 5547591), (90, 4314793), (98, 3962565), (105, 3698394), (126, 3081995), (147, 2641710), (173, 2244690), (210, 1849197), (245, 1585026), (294, 1320855), (315, 1232798), (346, 1122345), (441, 880570), (490, 792513), (509, 762930), (519, 748230), (630, 616399), (735, 528342), (865, 448938), (882, 440285), (1018, 381465), (1038, 374115), (1211, 320670), (1470, 264171), (1527, 254310), (1557, 249410), (1730, 224469), (2205, 176114), (2422, 160335), (2545, 152586), (2595, 149646), (3054, 127155), (3114, 124705), (3563, 108990), (3633, 106890), (4410, 88057), (4581, 84770), (5090, 76293), (5190, 74823), (6055, 64134), (7126, 54495), (7266, 53445), (7635, 50862), (7785, 49882), (8477, 45810), (9162, 42385), (10689, 36330), (10899, 35630), (12110, 32067), (15270, 25431), (15570, 24941), (16954, 22905), (17815, 21798), (18165, 21378)]