278348100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1122

約数の個数: 144

約数和(自身を含む): 866611200

約数和(自身を除く): 588263100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 47, 50, 57, 60, 75, 76, 94, 95, 100, 114, 141, 150, 188, 190, 228, 235, 282, 285, 300, 380, 470, 475, 564, 570, 705, 893, 940, 950, 1039, 1140, 1175, 1410, 1425, 1786, 1900, 2078, 2350, 2679, 2820, 2850, 3117, 3525, 3572, 4156, 4465, 4700, 5195, 5358, 5700, 6234, 7050, 8930, 10390, 10716, 12468, 13395, 14100, 15585, 17860, 19741, 20780, 22325, 25975, 26790, 31170, 39482, 44650, 48833, 51950, 53580, 59223, 62340, 66975, 77925, 78964, 89300, 97666, 98705, 103900, 118446, 133950, 146499, 155850, 195332, 197410, 236892, 244165, 267900, 292998, 296115, 311700, 394820, 488330, 493525, 585996, 592230, 732495, 927827, 976660, 987050, 1184460, 1220825, 1464990, 1480575, 1855654, 1974100, 2441650, 2783481, 2929980, 2961150, 3662475, 3711308, 4639135, 4883300, 5566962, 5922300, 7324950, 9278270, 11133924, 13917405, 14649900, 18556540, 23195675, 27834810, 46391350, 55669620, 69587025, 92782700, 139174050, 278348100]

約数ペア:

[(1, 278348100), (2, 139174050), (3, 92782700), (4, 69587025), (5, 55669620), (6, 46391350), (10, 27834810), (12, 23195675), (15, 18556540), (19, 14649900), (20, 13917405), (25, 11133924), (30, 9278270), (38, 7324950), (47, 5922300), (50, 5566962), (57, 4883300), (60, 4639135), (75, 3711308), (76, 3662475), (94, 2961150), (95, 2929980), (100, 2783481), (114, 2441650), (141, 1974100), (150, 1855654), (188, 1480575), (190, 1464990), (228, 1220825), (235, 1184460), (282, 987050), (285, 976660), (300, 927827), (380, 732495), (470, 592230), (475, 585996), (564, 493525), (570, 488330), (705, 394820), (893, 311700), (940, 296115), (950, 292998), (1039, 267900), (1140, 244165), (1175, 236892), (1410, 197410), (1425, 195332), (1786, 155850), (1900, 146499), (2078, 133950), (2350, 118446), (2679, 103900), (2820, 98705), (2850, 97666), (3117, 89300), (3525, 78964), (3572, 77925), (4156, 66975), (4465, 62340), (4700, 59223), (5195, 53580), (5358, 51950), (5700, 48833), (6234, 44650), (7050, 39482), (8930, 31170), (10390, 26790), (10716, 25975), (12468, 22325), (13395, 20780), (14100, 19741), (15585, 17860)]