205407252

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:643

約数の個数: 120

約数和(自身を含む): 575553440

約数和(自身を除く): 370146188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 61, 76, 81, 108, 114, 122, 162, 171, 183, 228, 244, 324, 342, 366, 513, 547, 549, 684, 732, 1026, 1094, 1098, 1159, 1539, 1641, 1647, 2052, 2188, 2196, 2318, 3078, 3282, 3294, 3477, 4636, 4923, 4941, 6156, 6564, 6588, 6954, 9846, 9882, 10393, 10431, 13908, 14769, 19692, 19764, 20786, 20862, 29538, 31179, 31293, 33367, 41572, 41724, 44307, 59076, 62358, 62586, 66734, 88614, 93537, 93879, 100101, 124716, 125172, 133468, 177228, 187074, 187758, 200202, 280611, 300303, 374148, 375516, 400404, 561222, 600606, 633973, 841833, 900909, 1122444, 1201212, 1267946, 1683666, 1801818, 1901919, 2535892, 2702727, 3367332, 3603636, 3803838, 5405454, 5705757, 7607676, 10810908, 11411514, 17117271, 22823028, 34234542, 51351813, 68469084, 102703626, 205407252]

約数ペア:

[(1, 205407252), (2, 102703626), (3, 68469084), (4, 51351813), (6, 34234542), (9, 22823028), (12, 17117271), (18, 11411514), (19, 10810908), (27, 7607676), (36, 5705757), (38, 5405454), (54, 3803838), (57, 3603636), (61, 3367332), (76, 2702727), (81, 2535892), (108, 1901919), (114, 1801818), (122, 1683666), (162, 1267946), (171, 1201212), (183, 1122444), (228, 900909), (244, 841833), (324, 633973), (342, 600606), (366, 561222), (513, 400404), (547, 375516), (549, 374148), (684, 300303), (732, 280611), (1026, 200202), (1094, 187758), (1098, 187074), (1159, 177228), (1539, 133468), (1641, 125172), (1647, 124716), (2052, 100101), (2188, 93879), (2196, 93537), (2318, 88614), (3078, 66734), (3282, 62586), (3294, 62358), (3477, 59076), (4636, 44307), (4923, 41724), (4941, 41572), (6156, 33367), (6564, 31293), (6588, 31179), (6954, 29538), (9846, 20862), (9882, 20786), (10393, 19764), (10431, 19692), (13908, 14769)]