421024496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 890419200

約数和(自身を除く): 469394704

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 79, 94, 152, 158, 188, 304, 316, 373, 376, 632, 746, 752, 893, 1264, 1492, 1501, 1786, 2984, 3002, 3572, 3713, 5968, 6004, 7087, 7144, 7426, 12008, 14174, 14288, 14852, 17531, 24016, 28348, 29467, 29704, 35062, 56696, 58934, 59408, 70124, 70547, 113392, 117868, 140248, 141094, 235736, 280496, 282188, 333089, 471472, 559873, 564376, 666178, 1119746, 1128752, 1332356, 1384949, 2239492, 2664712, 2769898, 4478984, 5329424, 5539796, 8957968, 11079592, 22159184, 26314031, 52628062, 105256124, 210512248, 421024496]

約数ペア:

[(1, 421024496), (2, 210512248), (4, 105256124), (8, 52628062), (16, 26314031), (19, 22159184), (38, 11079592), (47, 8957968), (76, 5539796), (79, 5329424), (94, 4478984), (152, 2769898), (158, 2664712), (188, 2239492), (304, 1384949), (316, 1332356), (373, 1128752), (376, 1119746), (632, 666178), (746, 564376), (752, 559873), (893, 471472), (1264, 333089), (1492, 282188), (1501, 280496), (1786, 235736), (2984, 141094), (3002, 140248), (3572, 117868), (3713, 113392), (5968, 70547), (6004, 70124), (7087, 59408), (7144, 58934), (7426, 56696), (12008, 35062), (14174, 29704), (14288, 29467), (14852, 28348), (17531, 24016)]