248143220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1881

約数の個数: 96

約数和(自身を含む): 613702656

約数和(自身を除く): 365559436

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 31, 34, 52, 62, 65, 68, 85, 124, 130, 155, 170, 221, 260, 310, 340, 403, 442, 527, 620, 806, 884, 1054, 1105, 1612, 1811, 2015, 2108, 2210, 2635, 3622, 4030, 4420, 5270, 6851, 7244, 8060, 9055, 10540, 13702, 18110, 23543, 27404, 30787, 34255, 36220, 47086, 56141, 61574, 68510, 94172, 112282, 117715, 123148, 137020, 153935, 224564, 235430, 280705, 307870, 400231, 470860, 561410, 615740, 729833, 800462, 954397, 1122820, 1459666, 1600924, 1908794, 2001155, 2919332, 3649165, 3817588, 4002310, 4771985, 7298330, 8004620, 9543970, 12407161, 14596660, 19087940, 24814322, 49628644, 62035805, 124071610, 248143220]

約数ペア:

[(1, 248143220), (2, 124071610), (4, 62035805), (5, 49628644), (10, 24814322), (13, 19087940), (17, 14596660), (20, 12407161), (26, 9543970), (31, 8004620), (34, 7298330), (52, 4771985), (62, 4002310), (65, 3817588), (68, 3649165), (85, 2919332), (124, 2001155), (130, 1908794), (155, 1600924), (170, 1459666), (221, 1122820), (260, 954397), (310, 800462), (340, 729833), (403, 615740), (442, 561410), (527, 470860), (620, 400231), (806, 307870), (884, 280705), (1054, 235430), (1105, 224564), (1612, 153935), (1811, 137020), (2015, 123148), (2108, 117715), (2210, 112282), (2635, 94172), (3622, 68510), (4030, 61574), (4420, 56141), (5270, 47086), (6851, 36220), (7244, 34255), (8060, 30787), (9055, 27404), (10540, 23543), (13702, 18110)]