217294920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1163}}^1$

素因数の和:1356

約数の個数: 128

約数和(自身を含む): 729129600

約数和(自身を除く): 511834680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 173, 180, 216, 270, 346, 360, 519, 540, 692, 865, 1038, 1080, 1163, 1384, 1557, 1730, 2076, 2326, 2595, 3114, 3460, 3489, 4152, 4652, 4671, 5190, 5815, 6228, 6920, 6978, 7785, 9304, 9342, 10380, 10467, 11630, 12456, 13956, 15570, 17445, 18684, 20760, 20934, 23260, 23355, 27912, 31140, 31401, 34890, 37368, 41868, 46520, 46710, 52335, 62280, 62802, 69780, 83736, 93420, 104670, 125604, 139560, 157005, 186840, 201199, 209340, 251208, 314010, 402398, 418680, 603597, 628020, 804796, 1005995, 1207194, 1256040, 1609592, 1810791, 2011990, 2414388, 3017985, 3621582, 4023980, 4828776, 5432373, 6035970, 7243164, 8047960, 9053955, 10864746, 12071940, 14486328, 18107910, 21729492, 24143880, 27161865, 36215820, 43458984, 54323730, 72431640, 108647460, 217294920]

約数ペア:

[(1, 217294920), (2, 108647460), (3, 72431640), (4, 54323730), (5, 43458984), (6, 36215820), (8, 27161865), (9, 24143880), (10, 21729492), (12, 18107910), (15, 14486328), (18, 12071940), (20, 10864746), (24, 9053955), (27, 8047960), (30, 7243164), (36, 6035970), (40, 5432373), (45, 4828776), (54, 4023980), (60, 3621582), (72, 3017985), (90, 2414388), (108, 2011990), (120, 1810791), (135, 1609592), (173, 1256040), (180, 1207194), (216, 1005995), (270, 804796), (346, 628020), (360, 603597), (519, 418680), (540, 402398), (692, 314010), (865, 251208), (1038, 209340), (1080, 201199), (1163, 186840), (1384, 157005), (1557, 139560), (1730, 125604), (2076, 104670), (2326, 93420), (2595, 83736), (3114, 69780), (3460, 62802), (3489, 62280), (4152, 52335), (4652, 46710), (4671, 46520), (5190, 41868), (5815, 37368), (6228, 34890), (6920, 31401), (6978, 31140), (7785, 27912), (9304, 23355), (9342, 23260), (10380, 20934), (10467, 20760), (11630, 18684), (12456, 17445), (13956, 15570)]