81170100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{911}}^1$

素因数の和:948

約数の個数: 180

約数和(自身を含む): 287356608

約数和(自身を除く): 206186508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 81, 90, 99, 100, 108, 110, 132, 135, 150, 162, 165, 180, 198, 220, 225, 270, 275, 297, 300, 324, 330, 396, 405, 450, 495, 540, 550, 594, 660, 675, 810, 825, 891, 900, 911, 990, 1100, 1188, 1350, 1485, 1620, 1650, 1782, 1822, 1980, 2025, 2475, 2700, 2733, 2970, 3300, 3564, 3644, 4050, 4455, 4555, 4950, 5466, 5940, 7425, 8100, 8199, 8910, 9110, 9900, 10021, 10932, 13665, 14850, 16398, 17820, 18220, 20042, 22275, 22775, 24597, 27330, 29700, 30063, 32796, 40084, 40995, 44550, 45550, 49194, 50105, 54660, 60126, 68325, 73791, 81990, 89100, 90189, 91100, 98388, 100210, 120252, 122985, 136650, 147582, 150315, 163980, 180378, 200420, 204975, 245970, 250525, 270567, 273300, 295164, 300630, 360756, 368955, 409950, 450945, 491940, 501050, 541134, 601260, 614925, 737910, 751575, 811701, 819900, 901890, 1002100, 1082268, 1229850, 1352835, 1475820, 1503150, 1623402, 1803780, 1844775, 2254725, 2459700, 2705670, 3006300, 3246804, 3689550, 4058505, 4509450, 5411340, 6764175, 7379100, 8117010, 9018900, 13528350, 16234020, 20292525, 27056700, 40585050, 81170100]

約数ペア:

[(1, 81170100), (2, 40585050), (3, 27056700), (4, 20292525), (5, 16234020), (6, 13528350), (9, 9018900), (10, 8117010), (11, 7379100), (12, 6764175), (15, 5411340), (18, 4509450), (20, 4058505), (22, 3689550), (25, 3246804), (27, 3006300), (30, 2705670), (33, 2459700), (36, 2254725), (44, 1844775), (45, 1803780), (50, 1623402), (54, 1503150), (55, 1475820), (60, 1352835), (66, 1229850), (75, 1082268), (81, 1002100), (90, 901890), (99, 819900), (100, 811701), (108, 751575), (110, 737910), (132, 614925), (135, 601260), (150, 541134), (162, 501050), (165, 491940), (180, 450945), (198, 409950), (220, 368955), (225, 360756), (270, 300630), (275, 295164), (297, 273300), (300, 270567), (324, 250525), (330, 245970), (396, 204975), (405, 200420), (450, 180378), (495, 163980), (540, 150315), (550, 147582), (594, 136650), (660, 122985), (675, 120252), (810, 100210), (825, 98388), (891, 91100), (900, 90189), (911, 89100), (990, 81990), (1100, 73791), (1188, 68325), (1350, 60126), (1485, 54660), (1620, 50105), (1650, 49194), (1782, 45550), (1822, 44550), (1980, 40995), (2025, 40084), (2475, 32796), (2700, 30063), (2733, 29700), (2970, 27330), (3300, 24597), (3564, 22775), (3644, 22275), (4050, 20042), (4455, 18220), (4555, 17820), (4950, 16398), (5466, 14850), (5940, 13665), (7425, 10932), (8100, 10021), (8199, 9900), (8910, 9110)]