81940680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4463}}^1$

素因数の和:4500

約数の個数: 128

約数和(自身を含む): 289267200

約数和(自身を除く): 207326520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 1020, 1080, 1224, 1530, 1836, 2040, 2295, 3060, 3672, 4463, 4590, 6120, 8926, 9180, 13389, 17852, 18360, 22315, 26778, 35704, 40167, 44630, 53556, 66945, 75871, 80334, 89260, 107112, 120501, 133890, 151742, 160668, 178520, 200835, 227613, 241002, 267780, 303484, 321336, 379355, 401670, 455226, 482004, 535560, 602505, 606968, 682839, 758710, 803340, 910452, 964008, 1138065, 1205010, 1365678, 1517420, 1606680, 1820904, 2048517, 2276130, 2410020, 2731356, 3034840, 3414195, 4097034, 4552260, 4820040, 5462712, 6828390, 8194068, 9104520, 10242585, 13656780, 16388136, 20485170, 27313560, 40970340, 81940680]

約数ペア:

[(1, 81940680), (2, 40970340), (3, 27313560), (4, 20485170), (5, 16388136), (6, 13656780), (8, 10242585), (9, 9104520), (10, 8194068), (12, 6828390), (15, 5462712), (17, 4820040), (18, 4552260), (20, 4097034), (24, 3414195), (27, 3034840), (30, 2731356), (34, 2410020), (36, 2276130), (40, 2048517), (45, 1820904), (51, 1606680), (54, 1517420), (60, 1365678), (68, 1205010), (72, 1138065), (85, 964008), (90, 910452), (102, 803340), (108, 758710), (120, 682839), (135, 606968), (136, 602505), (153, 535560), (170, 482004), (180, 455226), (204, 401670), (216, 379355), (255, 321336), (270, 303484), (306, 267780), (340, 241002), (360, 227613), (408, 200835), (459, 178520), (510, 160668), (540, 151742), (612, 133890), (680, 120501), (765, 107112), (918, 89260), (1020, 80334), (1080, 75871), (1224, 66945), (1530, 53556), (1836, 44630), (2040, 40167), (2295, 35704), (3060, 26778), (3672, 22315), (4463, 18360), (4590, 17852), (6120, 13389), (8926, 9180)]