20566260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 288

約数和(自身を含む): 79252992

約数和(自身を除く): 58686732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 17, 18, 20, 22, 26, 30, 33, 34, 36, 39, 44, 45, 47, 51, 52, 55, 60, 65, 66, 68, 78, 85, 90, 94, 99, 102, 110, 117, 130, 132, 141, 143, 153, 156, 165, 170, 180, 187, 188, 195, 198, 204, 220, 221, 234, 235, 255, 260, 282, 286, 306, 330, 340, 374, 390, 396, 423, 429, 442, 468, 470, 495, 510, 517, 561, 564, 572, 585, 611, 612, 660, 663, 705, 715, 748, 765, 780, 799, 846, 858, 884, 935, 940, 990, 1020, 1034, 1105, 1122, 1170, 1222, 1287, 1326, 1410, 1430, 1530, 1551, 1598, 1683, 1692, 1716, 1833, 1870, 1980, 1989, 2068, 2115, 2145, 2210, 2244, 2340, 2397, 2431, 2444, 2574, 2585, 2652, 2805, 2820, 2860, 3055, 3060, 3102, 3196, 3315, 3366, 3666, 3740, 3978, 3995, 4230, 4290, 4420, 4653, 4794, 4862, 5148, 5170, 5499, 5610, 6110, 6204, 6435, 6630, 6721, 6732, 7191, 7293, 7332, 7755, 7956, 7990, 8415, 8460, 8580, 8789, 9165, 9306, 9588, 9724, 9945, 10340, 10387, 10998, 11220, 11985, 12155, 12220, 12870, 13260, 13442, 14382, 14586, 15510, 15980, 16830, 17578, 18330, 18612, 19890, 20163, 20774, 21879, 21996, 23265, 23970, 24310, 25740, 26367, 26884, 27495, 28764, 29172, 31020, 31161, 33605, 33660, 35156, 35955, 36465, 36660, 39780, 40326, 41548, 43758, 43945, 46530, 47940, 48620, 51935, 52734, 54990, 60489, 62322, 67210, 71910, 72930, 79101, 80652, 87516, 87890, 93060, 93483, 100815, 103870, 105468, 109395, 109980, 114257, 120978, 124644, 131835, 134420, 143820, 145860, 155805, 158202, 175780, 186966, 201630, 207740, 218790, 228514, 241956, 263670, 302445, 311610, 316404, 342771, 373932, 395505, 403260, 437580, 457028, 467415, 527340, 571285, 604890, 623220, 685542, 791010, 934830, 1028313, 1142570, 1209780, 1371084, 1582020, 1713855, 1869660, 2056626, 2285140, 3427710, 4113252, 5141565, 6855420, 10283130, 20566260]

約数ペア:

[(1, 20566260), (2, 10283130), (3, 6855420), (4, 5141565), (5, 4113252), (6, 3427710), (9, 2285140), (10, 2056626), (11, 1869660), (12, 1713855), (13, 1582020), (15, 1371084), (17, 1209780), (18, 1142570), (20, 1028313), (22, 934830), (26, 791010), (30, 685542), (33, 623220), (34, 604890), (36, 571285), (39, 527340), (44, 467415), (45, 457028), (47, 437580), (51, 403260), (52, 395505), (55, 373932), (60, 342771), (65, 316404), (66, 311610), (68, 302445), (78, 263670), (85, 241956), (90, 228514), (94, 218790), (99, 207740), (102, 201630), (110, 186966), (117, 175780), (130, 158202), (132, 155805), (141, 145860), (143, 143820), (153, 134420), (156, 131835), (165, 124644), (170, 120978), (180, 114257), (187, 109980), (188, 109395), (195, 105468), (198, 103870), (204, 100815), (220, 93483), (221, 93060), (234, 87890), (235, 87516), (255, 80652), (260, 79101), (282, 72930), (286, 71910), (306, 67210), (330, 62322), (340, 60489), (374, 54990), (390, 52734), (396, 51935), (423, 48620), (429, 47940), (442, 46530), (468, 43945), (470, 43758), (495, 41548), (510, 40326), (517, 39780), (561, 36660), (564, 36465), (572, 35955), (585, 35156), (611, 33660), (612, 33605), (660, 31161), (663, 31020), (705, 29172), (715, 28764), (748, 27495), (765, 26884), (780, 26367), (799, 25740), (846, 24310), (858, 23970), (884, 23265), (935, 21996), (940, 21879), (990, 20774), (1020, 20163), (1034, 19890), (1105, 18612), (1122, 18330), (1170, 17578), (1222, 16830), (1287, 15980), (1326, 15510), (1410, 14586), (1430, 14382), (1530, 13442), (1551, 13260), (1598, 12870), (1683, 12220), (1692, 12155), (1716, 11985), (1833, 11220), (1870, 10998), (1980, 10387), (1989, 10340), (2068, 9945), (2115, 9724), (2145, 9588), (2210, 9306), (2244, 9165), (2340, 8789), (2397, 8580), (2431, 8460), (2444, 8415), (2574, 7990), (2585, 7956), (2652, 7755), (2805, 7332), (2820, 7293), (2860, 7191), (3055, 6732), (3060, 6721), (3102, 6630), (3196, 6435), (3315, 6204), (3366, 6110), (3666, 5610), (3740, 5499), (3978, 5170), (3995, 5148), (4230, 4862), (4290, 4794), (4420, 4653)]