18980160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1163}}^1$

素因数の和:1200

約数の個数: 112

約数和(自身を含む): 63861696

約数和(自身を除く): 44881536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 408, 480, 510, 544, 680, 816, 960, 1020, 1088, 1163, 1360, 1632, 2040, 2326, 2720, 3264, 3489, 4080, 4652, 5440, 5815, 6978, 8160, 9304, 11630, 13956, 16320, 17445, 18608, 19771, 23260, 27912, 34890, 37216, 39542, 46520, 55824, 59313, 69780, 74432, 79084, 93040, 98855, 111648, 118626, 139560, 158168, 186080, 197710, 223296, 237252, 279120, 296565, 316336, 372160, 395420, 474504, 558240, 593130, 632672, 790840, 949008, 1116480, 1186260, 1265344, 1581680, 1898016, 2372520, 3163360, 3796032, 4745040, 6326720, 9490080, 18980160]

約数ペア:

[(1, 18980160), (2, 9490080), (3, 6326720), (4, 4745040), (5, 3796032), (6, 3163360), (8, 2372520), (10, 1898016), (12, 1581680), (15, 1265344), (16, 1186260), (17, 1116480), (20, 949008), (24, 790840), (30, 632672), (32, 593130), (34, 558240), (40, 474504), (48, 395420), (51, 372160), (60, 316336), (64, 296565), (68, 279120), (80, 237252), (85, 223296), (96, 197710), (102, 186080), (120, 158168), (136, 139560), (160, 118626), (170, 111648), (192, 98855), (204, 93040), (240, 79084), (255, 74432), (272, 69780), (320, 59313), (340, 55824), (408, 46520), (480, 39542), (510, 37216), (544, 34890), (680, 27912), (816, 23260), (960, 19771), (1020, 18608), (1088, 17445), (1163, 16320), (1360, 13956), (1632, 11630), (2040, 9304), (2326, 8160), (2720, 6978), (3264, 5815), (3489, 5440), (4080, 4652)]