2889900

素因数分解:

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

素因数の和:65

約数の個数: 162

約数和(自身を含む): 10324860

約数和(自身を除く): 7434960

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, 169, 171, 180, 190, 195, 225, 228, 234, 247, 260, 285, 300, 325, 338, 342, 380, 390, 450, 468, 475, 494, 507, 570, 585, 650, 676, 684, 741, 780, 845, 855, 900, 950, 975, 988, 1014, 1140, 1170, 1235, 1300, 1425, 1482, 1521, 1690, 1710, 1900, 1950, 2028, 2223, 2340, 2470, 2535, 2850, 2925, 2964, 3042, 3211, 3380, 3420, 3705, 3900, 4225, 4275, 4446, 4940, 5070, 5700, 5850, 6084, 6175, 6422, 7410, 7605, 8450, 8550, 8892, 9633, 10140, 11115, 11700, 12350, 12675, 12844, 14820, 15210, 16055, 16900, 17100, 18525, 19266, 22230, 24700, 25350, 28899, 30420, 32110, 37050, 38025, 38532, 44460, 48165, 50700, 55575, 57798, 64220, 74100, 76050, 80275, 96330, 111150, 115596, 144495, 152100, 160550, 192660, 222300, 240825, 288990, 321100, 481650, 577980, 722475, 963300, 1444950, 2889900]

約数ペア:

[(1, 2889900), (2, 1444950), (3, 963300), (4, 722475), (5, 577980), (6, 481650), (9, 321100), (10, 288990), (12, 240825), (13, 222300), (15, 192660), (18, 160550), (19, 152100), (20, 144495), (25, 115596), (26, 111150), (30, 96330), (36, 80275), (38, 76050), (39, 74100), (45, 64220), (50, 57798), (52, 55575), (57, 50700), (60, 48165), (65, 44460), (75, 38532), (76, 38025), (78, 37050), (90, 32110), (95, 30420), (100, 28899), (114, 25350), (117, 24700), (130, 22230), (150, 19266), (156, 18525), (169, 17100), (171, 16900), (180, 16055), (190, 15210), (195, 14820), (225, 12844), (228, 12675), (234, 12350), (247, 11700), (260, 11115), (285, 10140), (300, 9633), (325, 8892), (338, 8550), (342, 8450), (380, 7605), (390, 7410), (450, 6422), (468, 6175), (475, 6084), (494, 5850), (507, 5700), (570, 5070), (585, 4940), (650, 4446), (676, 4275), (684, 4225), (741, 3900), (780, 3705), (845, 3420), (855, 3380), (900, 3211), (950, 3042), (975, 2964), (988, 2925), (1014, 2850), (1140, 2535), (1170, 2470), (1235, 2340), (1300, 2223), (1425, 2028), (1482, 1950), (1521, 1900), (1690, 1710)]