421259496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1721}}^1$

素因数の和:1815

約数の個数: 128

約数和(自身を含む): 1269596160

約数和(自身を除く): 848336664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 47, 56, 62, 84, 93, 94, 124, 141, 168, 186, 188, 217, 248, 282, 329, 372, 376, 434, 564, 651, 658, 744, 868, 987, 1128, 1302, 1316, 1457, 1721, 1736, 1974, 2604, 2632, 2914, 3442, 3948, 4371, 5163, 5208, 5828, 6884, 7896, 8742, 10199, 10326, 11656, 12047, 13768, 17484, 20398, 20652, 24094, 30597, 34968, 36141, 40796, 41304, 48188, 53351, 61194, 72282, 80887, 81592, 96376, 106702, 122388, 144564, 160053, 161774, 213404, 242661, 244776, 289128, 320106, 323548, 373457, 426808, 485322, 566209, 640212, 647096, 746914, 970644, 1120371, 1132418, 1280424, 1493828, 1698627, 1941288, 2240742, 2264836, 2507497, 2987656, 3397254, 4481484, 4529672, 5014994, 6794508, 7522491, 8962968, 10029988, 13589016, 15044982, 17552479, 20059976, 30089964, 35104958, 52657437, 60179928, 70209916, 105314874, 140419832, 210629748, 421259496]

約数ペア:

[(1, 421259496), (2, 210629748), (3, 140419832), (4, 105314874), (6, 70209916), (7, 60179928), (8, 52657437), (12, 35104958), (14, 30089964), (21, 20059976), (24, 17552479), (28, 15044982), (31, 13589016), (42, 10029988), (47, 8962968), (56, 7522491), (62, 6794508), (84, 5014994), (93, 4529672), (94, 4481484), (124, 3397254), (141, 2987656), (168, 2507497), (186, 2264836), (188, 2240742), (217, 1941288), (248, 1698627), (282, 1493828), (329, 1280424), (372, 1132418), (376, 1120371), (434, 970644), (564, 746914), (651, 647096), (658, 640212), (744, 566209), (868, 485322), (987, 426808), (1128, 373457), (1302, 323548), (1316, 320106), (1457, 289128), (1721, 244776), (1736, 242661), (1974, 213404), (2604, 161774), (2632, 160053), (2914, 144564), (3442, 122388), (3948, 106702), (4371, 96376), (5163, 81592), (5208, 80887), (5828, 72282), (6884, 61194), (7896, 53351), (8742, 48188), (10199, 41304), (10326, 40796), (11656, 36141), (12047, 34968), (13768, 30597), (17484, 24094), (20398, 20652)]