505287900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2273}}^1$

素因数の和:2325

約数の個数: 216

約数和(自身を含む): 1796187120

約数和(自身を除く): 1290899220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 25, 26, 30, 36, 38, 39, 45, 50, 52, 57, 60, 65, 75, 76, 78, 90, 95, 100, 114, 117, 130, 150, 156, 171, 180, 190, 195, 225, 228, 234, 247, 260, 285, 300, 325, 342, 380, 390, 450, 468, 475, 494, 570, 585, 650, 684, 741, 780, 855, 900, 950, 975, 988, 1140, 1170, 1235, 1300, 1425, 1482, 1710, 1900, 1950, 2223, 2273, 2340, 2470, 2850, 2925, 2964, 3420, 3705, 3900, 4275, 4446, 4546, 4940, 5700, 5850, 6175, 6819, 7410, 8550, 8892, 9092, 11115, 11365, 11700, 12350, 13638, 14820, 17100, 18525, 20457, 22230, 22730, 24700, 27276, 29549, 34095, 37050, 40914, 43187, 44460, 45460, 55575, 56825, 59098, 68190, 74100, 81828, 86374, 88647, 102285, 111150, 113650, 118196, 129561, 136380, 147745, 170475, 172748, 177294, 204570, 215935, 222300, 227300, 259122, 265941, 295490, 340950, 354588, 388683, 409140, 431870, 443235, 511425, 518244, 531882, 561431, 590980, 647805, 681900, 738725, 777366, 863740, 886470, 1022850, 1063764, 1079675, 1122862, 1295610, 1329705, 1477450, 1554732, 1684293, 1772940, 1943415, 2045700, 2159350, 2216175, 2245724, 2591220, 2659410, 2807155, 2954900, 3239025, 3368586, 3886830, 4318700, 4432350, 5052879, 5318820, 5614310, 6478050, 6648525, 6737172, 7773660, 8421465, 8864700, 9717075, 10105758, 11228620, 12956100, 13297050, 14035775, 16842930, 19434150, 20211516, 25264395, 26594100, 28071550, 33685860, 38868300, 42107325, 50528790, 56143100, 84214650, 101057580, 126321975, 168429300, 252643950, 505287900]

約数ペア:

[(1, 505287900), (2, 252643950), (3, 168429300), (4, 126321975), (5, 101057580), (6, 84214650), (9, 56143100), (10, 50528790), (12, 42107325), (13, 38868300), (15, 33685860), (18, 28071550), (19, 26594100), (20, 25264395), (25, 20211516), (26, 19434150), (30, 16842930), (36, 14035775), (38, 13297050), (39, 12956100), (45, 11228620), (50, 10105758), (52, 9717075), (57, 8864700), (60, 8421465), (65, 7773660), (75, 6737172), (76, 6648525), (78, 6478050), (90, 5614310), (95, 5318820), (100, 5052879), (114, 4432350), (117, 4318700), (130, 3886830), (150, 3368586), (156, 3239025), (171, 2954900), (180, 2807155), (190, 2659410), (195, 2591220), (225, 2245724), (228, 2216175), (234, 2159350), (247, 2045700), (260, 1943415), (285, 1772940), (300, 1684293), (325, 1554732), (342, 1477450), (380, 1329705), (390, 1295610), (450, 1122862), (468, 1079675), (475, 1063764), (494, 1022850), (570, 886470), (585, 863740), (650, 777366), (684, 738725), (741, 681900), (780, 647805), (855, 590980), (900, 561431), (950, 531882), (975, 518244), (988, 511425), (1140, 443235), (1170, 431870), (1235, 409140), (1300, 388683), (1425, 354588), (1482, 340950), (1710, 295490), (1900, 265941), (1950, 259122), (2223, 227300), (2273, 222300), (2340, 215935), (2470, 204570), (2850, 177294), (2925, 172748), (2964, 170475), (3420, 147745), (3705, 136380), (3900, 129561), (4275, 118196), (4446, 113650), (4546, 111150), (4940, 102285), (5700, 88647), (5850, 86374), (6175, 81828), (6819, 74100), (7410, 68190), (8550, 59098), (8892, 56825), (9092, 55575), (11115, 45460), (11365, 44460), (11700, 43187), (12350, 40914), (13638, 37050), (14820, 34095), (17100, 29549), (18525, 27276), (20457, 24700), (22230, 22730)]