1620306720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22063}}^1$

素因数の和:22104

約数の個数: 192

約数和(自身を含む): 6004938240

約数和(自身を除く): 4384631520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 340, 360, 408, 432, 459, 480, 510, 540, 544, 612, 680, 720, 765, 816, 864, 918, 1020, 1080, 1224, 1360, 1440, 1530, 1632, 1836, 2040, 2160, 2295, 2448, 2720, 3060, 3672, 4080, 4320, 4590, 4896, 6120, 7344, 8160, 9180, 12240, 14688, 18360, 22063, 24480, 36720, 44126, 66189, 73440, 88252, 110315, 132378, 176504, 198567, 220630, 264756, 330945, 353008, 375071, 397134, 441260, 529512, 595701, 661890, 706016, 750142, 794268, 882520, 992835, 1059024, 1125213, 1191402, 1323780, 1500284, 1588536, 1765040, 1875355, 1985670, 2118048, 2250426, 2382804, 2647560, 2978505, 3000568, 3177072, 3375639, 3530080, 3750710, 3971340, 4500852, 4765608, 5295120, 5626065, 5957010, 6001136, 6354144, 6751278, 7501420, 7942680, 9001704, 9531216, 10126917, 10590240, 11252130, 11914020, 12002272, 13502556, 15002840, 15885360, 16878195, 18003408, 19062432, 20253834, 22504260, 23828040, 27005112, 30005680, 31770720, 33756390, 36006816, 40507668, 45008520, 47656080, 50634585, 54010224, 60011360, 67512780, 81015336, 90017040, 95312160, 101269170, 108020448, 135025560, 162030672, 180034080, 202538340, 270051120, 324061344, 405076680, 540102240, 810153360, 1620306720]

約数ペア:

[(1, 1620306720), (2, 810153360), (3, 540102240), (4, 405076680), (5, 324061344), (6, 270051120), (8, 202538340), (9, 180034080), (10, 162030672), (12, 135025560), (15, 108020448), (16, 101269170), (17, 95312160), (18, 90017040), (20, 81015336), (24, 67512780), (27, 60011360), (30, 54010224), (32, 50634585), (34, 47656080), (36, 45008520), (40, 40507668), (45, 36006816), (48, 33756390), (51, 31770720), (54, 30005680), (60, 27005112), (68, 23828040), (72, 22504260), (80, 20253834), (85, 19062432), (90, 18003408), (96, 16878195), (102, 15885360), (108, 15002840), (120, 13502556), (135, 12002272), (136, 11914020), (144, 11252130), (153, 10590240), (160, 10126917), (170, 9531216), (180, 9001704), (204, 7942680), (216, 7501420), (240, 6751278), (255, 6354144), (270, 6001136), (272, 5957010), (288, 5626065), (306, 5295120), (340, 4765608), (360, 4500852), (408, 3971340), (432, 3750710), (459, 3530080), (480, 3375639), (510, 3177072), (540, 3000568), (544, 2978505), (612, 2647560), (680, 2382804), (720, 2250426), (765, 2118048), (816, 1985670), (864, 1875355), (918, 1765040), (1020, 1588536), (1080, 1500284), (1224, 1323780), (1360, 1191402), (1440, 1125213), (1530, 1059024), (1632, 992835), (1836, 882520), (2040, 794268), (2160, 750142), (2295, 706016), (2448, 661890), (2720, 595701), (3060, 529512), (3672, 441260), (4080, 397134), (4320, 375071), (4590, 353008), (4896, 330945), (6120, 264756), (7344, 220630), (8160, 198567), (9180, 176504), (12240, 132378), (14688, 110315), (18360, 88252), (22063, 73440), (24480, 66189), (36720, 44126)]