227752740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 736864128

約数和(自身を除く): 509111388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 263, 283, 306, 340, 510, 526, 566, 612, 765, 789, 849, 1020, 1052, 1132, 1315, 1415, 1530, 1578, 1698, 2367, 2547, 2630, 2830, 3060, 3156, 3396, 3945, 4245, 4471, 4734, 4811, 5094, 5260, 5660, 7890, 8490, 8942, 9468, 9622, 10188, 11835, 12735, 13413, 14433, 15780, 16980, 17884, 19244, 22355, 23670, 24055, 25470, 26826, 28866, 40239, 43299, 44710, 47340, 48110, 50940, 53652, 57732, 67065, 72165, 74429, 80478, 86598, 89420, 96220, 134130, 144330, 148858, 160956, 173196, 201195, 216495, 223287, 268260, 288660, 297716, 372145, 402390, 432990, 446574, 669861, 744290, 804780, 865980, 893148, 1116435, 1265293, 1339722, 1488580, 2232870, 2530586, 2679444, 3349305, 3795879, 4465740, 5061172, 6326465, 6698610, 7591758, 11387637, 12652930, 13397220, 15183516, 18979395, 22775274, 25305860, 37958790, 45550548, 56938185, 75917580, 113876370, 227752740]

約数ペア:

[(1, 227752740), (2, 113876370), (3, 75917580), (4, 56938185), (5, 45550548), (6, 37958790), (9, 25305860), (10, 22775274), (12, 18979395), (15, 15183516), (17, 13397220), (18, 12652930), (20, 11387637), (30, 7591758), (34, 6698610), (36, 6326465), (45, 5061172), (51, 4465740), (60, 3795879), (68, 3349305), (85, 2679444), (90, 2530586), (102, 2232870), (153, 1488580), (170, 1339722), (180, 1265293), (204, 1116435), (255, 893148), (263, 865980), (283, 804780), (306, 744290), (340, 669861), (510, 446574), (526, 432990), (566, 402390), (612, 372145), (765, 297716), (789, 288660), (849, 268260), (1020, 223287), (1052, 216495), (1132, 201195), (1315, 173196), (1415, 160956), (1530, 148858), (1578, 144330), (1698, 134130), (2367, 96220), (2547, 89420), (2630, 86598), (2830, 80478), (3060, 74429), (3156, 72165), (3396, 67065), (3945, 57732), (4245, 53652), (4471, 50940), (4734, 48110), (4811, 47340), (5094, 44710), (5260, 43299), (5660, 40239), (7890, 28866), (8490, 26826), (8942, 25470), (9468, 24055), (9622, 23670), (10188, 22355), (11835, 19244), (12735, 17884), (13413, 16980), (14433, 15780)]