278324730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:205

約数の個数: 192

約数和(自身を含む): 806682240

約数和(自身を除く): 528357510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 37, 38, 45, 53, 57, 74, 83, 90, 95, 106, 111, 114, 159, 166, 171, 185, 190, 222, 249, 265, 285, 318, 333, 342, 370, 415, 477, 498, 530, 555, 570, 666, 703, 747, 795, 830, 855, 954, 1007, 1110, 1245, 1406, 1494, 1577, 1590, 1665, 1710, 1961, 2014, 2109, 2385, 2490, 3021, 3071, 3154, 3330, 3515, 3735, 3922, 4218, 4399, 4731, 4770, 5035, 5883, 6042, 6142, 6327, 7030, 7470, 7885, 8798, 9063, 9213, 9462, 9805, 10070, 10545, 11766, 12654, 13197, 14193, 15105, 15355, 15770, 17649, 18126, 18426, 19610, 21090, 21995, 23655, 26394, 27639, 28386, 29415, 30210, 30710, 31635, 35298, 37259, 39591, 43990, 45315, 46065, 47310, 55278, 58349, 58830, 63270, 65985, 70965, 74518, 79182, 83581, 88245, 90630, 92130, 111777, 116698, 131970, 138195, 141930, 162763, 167162, 175047, 176490, 186295, 197955, 223554, 250743, 276390, 291745, 325526, 335331, 350094, 372590, 395910, 417905, 488289, 501486, 525141, 558885, 583490, 670662, 752229, 813815, 835810, 875235, 976578, 1050282, 1117770, 1253715, 1464867, 1504458, 1627630, 1676655, 1750470, 2441445, 2507430, 2625705, 2929734, 3092497, 3353310, 3761145, 4882890, 5251410, 6184994, 7324335, 7522290, 9277491, 14648670, 15462485, 18554982, 27832473, 30924970, 46387455, 55664946, 92774910, 139162365, 278324730]

約数ペア:

[(1, 278324730), (2, 139162365), (3, 92774910), (5, 55664946), (6, 46387455), (9, 30924970), (10, 27832473), (15, 18554982), (18, 15462485), (19, 14648670), (30, 9277491), (37, 7522290), (38, 7324335), (45, 6184994), (53, 5251410), (57, 4882890), (74, 3761145), (83, 3353310), (90, 3092497), (95, 2929734), (106, 2625705), (111, 2507430), (114, 2441445), (159, 1750470), (166, 1676655), (171, 1627630), (185, 1504458), (190, 1464867), (222, 1253715), (249, 1117770), (265, 1050282), (285, 976578), (318, 875235), (333, 835810), (342, 813815), (370, 752229), (415, 670662), (477, 583490), (498, 558885), (530, 525141), (555, 501486), (570, 488289), (666, 417905), (703, 395910), (747, 372590), (795, 350094), (830, 335331), (855, 325526), (954, 291745), (1007, 276390), (1110, 250743), (1245, 223554), (1406, 197955), (1494, 186295), (1577, 176490), (1590, 175047), (1665, 167162), (1710, 162763), (1961, 141930), (2014, 138195), (2109, 131970), (2385, 116698), (2490, 111777), (3021, 92130), (3071, 90630), (3154, 88245), (3330, 83581), (3515, 79182), (3735, 74518), (3922, 70965), (4218, 65985), (4399, 63270), (4731, 58830), (4770, 58349), (5035, 55278), (5883, 47310), (6042, 46065), (6142, 45315), (6327, 43990), (7030, 39591), (7470, 37259), (7885, 35298), (8798, 31635), (9063, 30710), (9213, 30210), (9462, 29415), (9805, 28386), (10070, 27639), (10545, 26394), (11766, 23655), (12654, 21995), (13197, 21090), (14193, 19610), (15105, 18426), (15355, 18126), (15770, 17649)]