276417700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1$

素因数の和:115

約数の個数: 144

約数和(自身を含む): 703843840

約数和(自身を除く): 427426140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 31, 38, 50, 52, 62, 65, 76, 95, 100, 124, 130, 155, 190, 247, 260, 310, 325, 361, 380, 403, 475, 494, 589, 620, 650, 722, 775, 806, 950, 988, 1178, 1235, 1300, 1444, 1550, 1612, 1805, 1900, 2015, 2356, 2470, 2945, 3100, 3610, 4030, 4693, 4940, 5890, 6175, 6859, 7220, 7657, 8060, 9025, 9386, 10075, 11191, 11780, 12350, 13718, 14725, 15314, 18050, 18772, 20150, 22382, 23465, 24700, 27436, 29450, 30628, 34295, 36100, 38285, 40300, 44764, 46930, 55955, 58900, 68590, 76570, 89167, 93860, 111910, 117325, 137180, 145483, 153140, 171475, 178334, 191425, 212629, 223820, 234650, 279775, 290966, 342950, 356668, 382850, 425258, 445835, 469300, 559550, 581932, 685900, 727415, 765700, 850516, 891670, 1063145, 1119100, 1454830, 1783340, 2126290, 2229175, 2764177, 2909660, 3637075, 4252580, 4458350, 5315725, 5528354, 7274150, 8916700, 10631450, 11056708, 13820885, 14548300, 21262900, 27641770, 55283540, 69104425, 138208850, 276417700]

約数ペア:

[(1, 276417700), (2, 138208850), (4, 69104425), (5, 55283540), (10, 27641770), (13, 21262900), (19, 14548300), (20, 13820885), (25, 11056708), (26, 10631450), (31, 8916700), (38, 7274150), (50, 5528354), (52, 5315725), (62, 4458350), (65, 4252580), (76, 3637075), (95, 2909660), (100, 2764177), (124, 2229175), (130, 2126290), (155, 1783340), (190, 1454830), (247, 1119100), (260, 1063145), (310, 891670), (325, 850516), (361, 765700), (380, 727415), (403, 685900), (475, 581932), (494, 559550), (589, 469300), (620, 445835), (650, 425258), (722, 382850), (775, 356668), (806, 342950), (950, 290966), (988, 279775), (1178, 234650), (1235, 223820), (1300, 212629), (1444, 191425), (1550, 178334), (1612, 171475), (1805, 153140), (1900, 145483), (2015, 137180), (2356, 117325), (2470, 111910), (2945, 93860), (3100, 89167), (3610, 76570), (4030, 68590), (4693, 58900), (4940, 55955), (5890, 46930), (6175, 44764), (6859, 40300), (7220, 38285), (7657, 36100), (8060, 34295), (9025, 30628), (9386, 29450), (10075, 27436), (11191, 24700), (11780, 23465), (12350, 22382), (13718, 20150), (14725, 18772), (15314, 18050)]