66740730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:468

約数の個数: 128

約数和(自身を含む): 197683200

約数和(自身を除く): 130942470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 43, 57, 70, 86, 95, 105, 114, 129, 133, 190, 210, 215, 258, 266, 285, 301, 389, 399, 430, 570, 602, 645, 665, 778, 798, 817, 903, 1167, 1290, 1330, 1505, 1634, 1806, 1945, 1995, 2334, 2451, 2723, 3010, 3890, 3990, 4085, 4515, 4902, 5446, 5719, 5835, 7391, 8169, 8170, 9030, 11438, 11670, 12255, 13615, 14782, 16338, 16727, 17157, 22173, 24510, 27230, 28595, 33454, 34314, 36955, 40845, 44346, 50181, 51737, 57190, 73910, 81690, 83635, 85785, 100362, 103474, 110865, 117089, 155211, 167270, 171570, 221730, 234178, 250905, 258685, 310422, 317813, 351267, 501810, 517370, 585445, 635626, 702534, 776055, 953439, 1170890, 1552110, 1589065, 1756335, 1906878, 2224691, 3178130, 3512670, 4449382, 4767195, 6674073, 9534390, 11123455, 13348146, 22246910, 33370365, 66740730]

約数ペア:

[(1, 66740730), (2, 33370365), (3, 22246910), (5, 13348146), (6, 11123455), (7, 9534390), (10, 6674073), (14, 4767195), (15, 4449382), (19, 3512670), (21, 3178130), (30, 2224691), (35, 1906878), (38, 1756335), (42, 1589065), (43, 1552110), (57, 1170890), (70, 953439), (86, 776055), (95, 702534), (105, 635626), (114, 585445), (129, 517370), (133, 501810), (190, 351267), (210, 317813), (215, 310422), (258, 258685), (266, 250905), (285, 234178), (301, 221730), (389, 171570), (399, 167270), (430, 155211), (570, 117089), (602, 110865), (645, 103474), (665, 100362), (778, 85785), (798, 83635), (817, 81690), (903, 73910), (1167, 57190), (1290, 51737), (1330, 50181), (1505, 44346), (1634, 40845), (1806, 36955), (1945, 34314), (1995, 33454), (2334, 28595), (2451, 27230), (2723, 24510), (3010, 22173), (3890, 17157), (3990, 16727), (4085, 16338), (4515, 14782), (4902, 13615), (5446, 12255), (5719, 11670), (5835, 11438), (7391, 9030), (8169, 8170)]