280767900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5813}}^1$

素因数の和:5860

約数の個数: 144

約数和(自身を含む): 968937984

約数和(自身を除く): 688170084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 84, 92, 100, 105, 115, 138, 140, 150, 161, 175, 210, 230, 276, 300, 322, 345, 350, 420, 460, 483, 525, 575, 644, 690, 700, 805, 966, 1050, 1150, 1380, 1610, 1725, 1932, 2100, 2300, 2415, 3220, 3450, 4025, 4830, 5813, 6900, 8050, 9660, 11626, 12075, 16100, 17439, 23252, 24150, 29065, 34878, 40691, 48300, 58130, 69756, 81382, 87195, 116260, 122073, 133699, 145325, 162764, 174390, 203455, 244146, 267398, 290650, 348780, 401097, 406910, 435975, 488292, 534796, 581300, 610365, 668495, 802194, 813820, 871950, 935893, 1017275, 1220730, 1336990, 1604388, 1743900, 1871786, 2005485, 2034550, 2441460, 2673980, 2807679, 3051825, 3342475, 3743572, 4010970, 4069100, 4679465, 5615358, 6103650, 6684950, 8021940, 9358930, 10027425, 11230716, 12207300, 13369900, 14038395, 18717860, 20054850, 23397325, 28076790, 40109700, 46794650, 56153580, 70191975, 93589300, 140383950, 280767900]

約数ペア:

[(1, 280767900), (2, 140383950), (3, 93589300), (4, 70191975), (5, 56153580), (6, 46794650), (7, 40109700), (10, 28076790), (12, 23397325), (14, 20054850), (15, 18717860), (20, 14038395), (21, 13369900), (23, 12207300), (25, 11230716), (28, 10027425), (30, 9358930), (35, 8021940), (42, 6684950), (46, 6103650), (50, 5615358), (60, 4679465), (69, 4069100), (70, 4010970), (75, 3743572), (84, 3342475), (92, 3051825), (100, 2807679), (105, 2673980), (115, 2441460), (138, 2034550), (140, 2005485), (150, 1871786), (161, 1743900), (175, 1604388), (210, 1336990), (230, 1220730), (276, 1017275), (300, 935893), (322, 871950), (345, 813820), (350, 802194), (420, 668495), (460, 610365), (483, 581300), (525, 534796), (575, 488292), (644, 435975), (690, 406910), (700, 401097), (805, 348780), (966, 290650), (1050, 267398), (1150, 244146), (1380, 203455), (1610, 174390), (1725, 162764), (1932, 145325), (2100, 133699), (2300, 122073), (2415, 116260), (3220, 87195), (3450, 81382), (4025, 69756), (4830, 58130), (5813, 48300), (6900, 40691), (8050, 34878), (9660, 29065), (11626, 24150), (12075, 23252), (16100, 17439)]