1021265820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 288

約数和(自身を含む): 3487131648

約数和(自身を除く): 2465865828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 47, 51, 54, 60, 68, 81, 85, 90, 94, 102, 108, 135, 141, 153, 162, 170, 180, 188, 204, 235, 243, 255, 263, 270, 282, 306, 324, 340, 405, 423, 459, 470, 486, 510, 526, 540, 564, 612, 705, 765, 789, 799, 810, 846, 918, 940, 972, 1020, 1052, 1215, 1269, 1315, 1377, 1410, 1530, 1578, 1598, 1620, 1692, 1836, 2115, 2295, 2367, 2397, 2430, 2538, 2630, 2754, 2820, 3060, 3156, 3196, 3807, 3945, 3995, 4131, 4230, 4471, 4590, 4734, 4794, 4860, 5076, 5260, 5508, 6345, 6885, 7101, 7191, 7614, 7890, 7990, 8262, 8460, 8942, 9180, 9468, 9588, 11421, 11835, 11985, 12361, 12690, 13413, 13770, 14202, 14382, 15228, 15780, 15980, 16524, 17884, 19035, 20655, 21303, 21573, 22355, 22842, 23670, 23970, 24722, 25380, 26826, 27540, 28404, 28764, 35505, 35955, 37083, 38070, 40239, 41310, 42606, 43146, 44710, 45684, 47340, 47940, 49444, 53652, 57105, 61805, 63909, 64719, 67065, 71010, 71910, 74166, 76140, 80478, 82620, 85212, 86292, 89420, 106515, 107865, 111249, 114210, 120717, 123610, 127818, 129438, 134130, 142020, 143820, 148332, 160956, 185415, 194157, 201195, 210137, 213030, 215730, 222498, 228420, 241434, 247220, 255636, 258876, 268260, 319545, 323595, 333747, 362151, 370830, 388314, 402390, 420274, 426060, 431460, 444996, 482868, 556245, 603585, 630411, 639090, 647190, 667494, 724302, 741660, 776628, 804780, 840548, 970785, 1001241, 1050685, 1086453, 1112490, 1207170, 1260822, 1278180, 1294380, 1334988, 1448604, 1668735, 1810755, 1891233, 1941570, 2002482, 2101370, 2172906, 2224980, 2414340, 2521644, 3003723, 3152055, 3337470, 3621510, 3782466, 3883140, 4004964, 4202740, 4345812, 5006205, 5432265, 5673699, 6007446, 6304110, 6674940, 7243020, 7564932, 9456165, 10012410, 10864530, 11347398, 12014892, 12608220, 15018615, 17021097, 18912330, 20024820, 21729060, 22694796, 28368495, 30037230, 34042194, 37824660, 51063291, 56736990, 60074460, 68084388, 85105485, 102126582, 113473980, 170210970, 204253164, 255316455, 340421940, 510632910, 1021265820]

約数ペア:

[(1, 1021265820), (2, 510632910), (3, 340421940), (4, 255316455), (5, 204253164), (6, 170210970), (9, 113473980), (10, 102126582), (12, 85105485), (15, 68084388), (17, 60074460), (18, 56736990), (20, 51063291), (27, 37824660), (30, 34042194), (34, 30037230), (36, 28368495), (45, 22694796), (47, 21729060), (51, 20024820), (54, 18912330), (60, 17021097), (68, 15018615), (81, 12608220), (85, 12014892), (90, 11347398), (94, 10864530), (102, 10012410), (108, 9456165), (135, 7564932), (141, 7243020), (153, 6674940), (162, 6304110), (170, 6007446), (180, 5673699), (188, 5432265), (204, 5006205), (235, 4345812), (243, 4202740), (255, 4004964), (263, 3883140), (270, 3782466), (282, 3621510), (306, 3337470), (324, 3152055), (340, 3003723), (405, 2521644), (423, 2414340), (459, 2224980), (470, 2172906), (486, 2101370), (510, 2002482), (526, 1941570), (540, 1891233), (564, 1810755), (612, 1668735), (705, 1448604), (765, 1334988), (789, 1294380), (799, 1278180), (810, 1260822), (846, 1207170), (918, 1112490), (940, 1086453), (972, 1050685), (1020, 1001241), (1052, 970785), (1215, 840548), (1269, 804780), (1315, 776628), (1377, 741660), (1410, 724302), (1530, 667494), (1578, 647190), (1598, 639090), (1620, 630411), (1692, 603585), (1836, 556245), (2115, 482868), (2295, 444996), (2367, 431460), (2397, 426060), (2430, 420274), (2538, 402390), (2630, 388314), (2754, 370830), (2820, 362151), (3060, 333747), (3156, 323595), (3196, 319545), (3807, 268260), (3945, 258876), (3995, 255636), (4131, 247220), (4230, 241434), (4471, 228420), (4590, 222498), (4734, 215730), (4794, 213030), (4860, 210137), (5076, 201195), (5260, 194157), (5508, 185415), (6345, 160956), (6885, 148332), (7101, 143820), (7191, 142020), (7614, 134130), (7890, 129438), (7990, 127818), (8262, 123610), (8460, 120717), (8942, 114210), (9180, 111249), (9468, 107865), (9588, 106515), (11421, 89420), (11835, 86292), (11985, 85212), (12361, 82620), (12690, 80478), (13413, 76140), (13770, 74166), (14202, 71910), (14382, 71010), (15228, 67065), (15780, 64719), (15980, 63909), (16524, 61805), (17884, 57105), (19035, 53652), (20655, 49444), (21303, 47940), (21573, 47340), (22355, 45684), (22842, 44710), (23670, 43146), (23970, 42606), (24722, 41310), (25380, 40239), (26826, 38070), (27540, 37083), (28404, 35955), (28764, 35505)]