1638331344

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{51481}}^1$

素因数の和:51525

約数の個数: 120

約数和(自身を含む): 5228305992

約数和(自身を除く): 3589974648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 1224, 1326, 1768, 1872, 1989, 2448, 2652, 3536, 3978, 5304, 7956, 10608, 15912, 31824, 51481, 102962, 154443, 205924, 308886, 411848, 463329, 617772, 669253, 823696, 875177, 926658, 1235544, 1338506, 1750354, 1853316, 2007759, 2471088, 2625531, 2677012, 3500708, 3706632, 4015518, 5251062, 5354024, 6023277, 7001416, 7413264, 7876593, 8031036, 10502124, 10708048, 11377301, 12046554, 14002832, 15753186, 16062072, 21004248, 22754602, 24093108, 31506372, 32124144, 34131903, 42008496, 45509204, 48186216, 63012744, 68263806, 91018408, 96372432, 102395709, 126025488, 136527612, 182036816, 204791418, 273055224, 409582836, 546110448, 819165672, 1638331344]

約数ペア:

[(1, 1638331344), (2, 819165672), (3, 546110448), (4, 409582836), (6, 273055224), (8, 204791418), (9, 182036816), (12, 136527612), (13, 126025488), (16, 102395709), (17, 96372432), (18, 91018408), (24, 68263806), (26, 63012744), (34, 48186216), (36, 45509204), (39, 42008496), (48, 34131903), (51, 32124144), (52, 31506372), (68, 24093108), (72, 22754602), (78, 21004248), (102, 16062072), (104, 15753186), (117, 14002832), (136, 12046554), (144, 11377301), (153, 10708048), (156, 10502124), (204, 8031036), (208, 7876593), (221, 7413264), (234, 7001416), (272, 6023277), (306, 5354024), (312, 5251062), (408, 4015518), (442, 3706632), (468, 3500708), (612, 2677012), (624, 2625531), (663, 2471088), (816, 2007759), (884, 1853316), (936, 1750354), (1224, 1338506), (1326, 1235544), (1768, 926658), (1872, 875177), (1989, 823696), (2448, 669253), (2652, 617772), (3536, 463329), (3978, 411848), (5304, 308886), (7956, 205924), (10608, 154443), (15912, 102962), (31824, 51481)]