1520785320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{1163}}^1$

素因数の和:1835

約数の個数: 128

約数和(自身を含む): 4842426240

約数和(自身を除く): 3321640920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 641, 680, 1020, 1163, 1282, 1923, 2040, 2326, 2564, 3205, 3489, 3846, 4652, 5128, 5815, 6410, 6978, 7692, 9304, 9615, 10897, 11630, 12820, 13956, 15384, 17445, 19230, 19771, 21794, 23260, 25640, 27912, 32691, 34890, 38460, 39542, 43588, 46520, 54485, 59313, 65382, 69780, 76920, 79084, 87176, 98855, 108970, 118626, 130764, 139560, 158168, 163455, 197710, 217940, 237252, 261528, 296565, 326910, 395420, 435880, 474504, 593130, 653820, 745483, 790840, 1186260, 1307640, 1490966, 2236449, 2372520, 2981932, 3727415, 4472898, 5963864, 7454830, 8945796, 11182245, 12673211, 14909660, 17891592, 22364490, 25346422, 29819320, 38019633, 44728980, 50692844, 63366055, 76039266, 89457960, 101385688, 126732110, 152078532, 190098165, 253464220, 304157064, 380196330, 506928440, 760392660, 1520785320]

約数ペア:

[(1, 1520785320), (2, 760392660), (3, 506928440), (4, 380196330), (5, 304157064), (6, 253464220), (8, 190098165), (10, 152078532), (12, 126732110), (15, 101385688), (17, 89457960), (20, 76039266), (24, 63366055), (30, 50692844), (34, 44728980), (40, 38019633), (51, 29819320), (60, 25346422), (68, 22364490), (85, 17891592), (102, 14909660), (120, 12673211), (136, 11182245), (170, 8945796), (204, 7454830), (255, 5963864), (340, 4472898), (408, 3727415), (510, 2981932), (641, 2372520), (680, 2236449), (1020, 1490966), (1163, 1307640), (1282, 1186260), (1923, 790840), (2040, 745483), (2326, 653820), (2564, 593130), (3205, 474504), (3489, 435880), (3846, 395420), (4652, 326910), (5128, 296565), (5815, 261528), (6410, 237252), (6978, 217940), (7692, 197710), (9304, 163455), (9615, 158168), (10897, 139560), (11630, 130764), (12820, 118626), (13956, 108970), (15384, 98855), (17445, 87176), (19230, 79084), (19771, 76920), (21794, 69780), (23260, 65382), (25640, 59313), (27912, 54485), (32691, 46520), (34890, 43588), (38460, 39542)]