1215382530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:580

約数の個数: 128

約数和(自身を含む): 3189466368

約数和(自身を除く): 1974083838

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 43, 51, 85, 86, 102, 129, 157, 170, 215, 255, 258, 314, 353, 430, 471, 510, 645, 706, 731, 785, 942, 1059, 1290, 1462, 1570, 1765, 2118, 2193, 2355, 2669, 3530, 3655, 4386, 4710, 5295, 5338, 6001, 6751, 7310, 8007, 10590, 10965, 12002, 13345, 13502, 15179, 16014, 18003, 20253, 21930, 26690, 30005, 30358, 33755, 36006, 40035, 40506, 45537, 55421, 60010, 67510, 75895, 80070, 90015, 91074, 101265, 110842, 114767, 151790, 166263, 180030, 202530, 227685, 229534, 258043, 277105, 332526, 344301, 455370, 516086, 554210, 573835, 688602, 774129, 831315, 942157, 1147670, 1290215, 1548258, 1662630, 1721505, 1884314, 2383103, 2580430, 2826471, 3443010, 3870645, 4710785, 4766206, 5652942, 7149309, 7741290, 9421570, 11915515, 14132355, 14298618, 23831030, 28264710, 35746545, 40512751, 71493090, 81025502, 121538253, 202563755, 243076506, 405127510, 607691265, 1215382530]

約数ペア:

[(1, 1215382530), (2, 607691265), (3, 405127510), (5, 243076506), (6, 202563755), (10, 121538253), (15, 81025502), (17, 71493090), (30, 40512751), (34, 35746545), (43, 28264710), (51, 23831030), (85, 14298618), (86, 14132355), (102, 11915515), (129, 9421570), (157, 7741290), (170, 7149309), (215, 5652942), (255, 4766206), (258, 4710785), (314, 3870645), (353, 3443010), (430, 2826471), (471, 2580430), (510, 2383103), (645, 1884314), (706, 1721505), (731, 1662630), (785, 1548258), (942, 1290215), (1059, 1147670), (1290, 942157), (1462, 831315), (1570, 774129), (1765, 688602), (2118, 573835), (2193, 554210), (2355, 516086), (2669, 455370), (3530, 344301), (3655, 332526), (4386, 277105), (4710, 258043), (5295, 229534), (5338, 227685), (6001, 202530), (6751, 180030), (7310, 166263), (8007, 151790), (10590, 114767), (10965, 110842), (12002, 101265), (13345, 91074), (13502, 90015), (15179, 80070), (16014, 75895), (18003, 67510), (20253, 60010), (21930, 55421), (26690, 45537), (30005, 40506), (30358, 40035), (33755, 36006)]