255385130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:892

約数の個数: 128

約数和(自身を含む): 637894656

約数和(自身を除く): 382509526

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 31, 35, 55, 62, 65, 70, 77, 91, 110, 130, 143, 154, 155, 182, 217, 286, 310, 341, 385, 403, 434, 455, 682, 715, 770, 806, 823, 910, 1001, 1085, 1430, 1646, 1705, 2002, 2015, 2170, 2387, 2821, 3410, 4030, 4115, 4433, 4774, 5005, 5642, 5761, 8230, 8866, 9053, 10010, 10699, 11522, 11935, 14105, 18106, 21398, 22165, 23870, 25513, 28210, 28805, 31031, 44330, 45265, 51026, 53495, 57610, 62062, 63371, 74893, 90530, 106990, 117689, 126742, 127565, 149786, 155155, 178591, 235378, 255130, 280643, 310310, 316855, 331669, 357182, 374465, 561286, 588445, 633710, 663338, 748930, 823823, 892955, 1176890, 1403215, 1647646, 1658345, 1785910, 1964501, 2321683, 2806430, 3316690, 3648359, 3929002, 4119115, 4643366, 7296718, 8238230, 9822505, 11608415, 18241795, 19645010, 23216830, 25538513, 36483590, 51077026, 127692565, 255385130]

約数ペア:

[(1, 255385130), (2, 127692565), (5, 51077026), (7, 36483590), (10, 25538513), (11, 23216830), (13, 19645010), (14, 18241795), (22, 11608415), (26, 9822505), (31, 8238230), (35, 7296718), (55, 4643366), (62, 4119115), (65, 3929002), (70, 3648359), (77, 3316690), (91, 2806430), (110, 2321683), (130, 1964501), (143, 1785910), (154, 1658345), (155, 1647646), (182, 1403215), (217, 1176890), (286, 892955), (310, 823823), (341, 748930), (385, 663338), (403, 633710), (434, 588445), (455, 561286), (682, 374465), (715, 357182), (770, 331669), (806, 316855), (823, 310310), (910, 280643), (1001, 255130), (1085, 235378), (1430, 178591), (1646, 155155), (1705, 149786), (2002, 127565), (2015, 126742), (2170, 117689), (2387, 106990), (2821, 90530), (3410, 74893), (4030, 63371), (4115, 62062), (4433, 57610), (4774, 53495), (5005, 51026), (5642, 45265), (5761, 44330), (8230, 31031), (8866, 28805), (9053, 28210), (10010, 25513), (10699, 23870), (11522, 22165), (11935, 21398), (14105, 18106)]