309676640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21269}}^1$

素因数の和:21304

約数の個数: 96

約数和(自身を含む): 900486720

約数和(自身を除く): 590810080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 14560, 21269, 42538, 85076, 106345, 148883, 170152, 212690, 276497, 297766, 340304, 425380, 552994, 595532, 680608, 744415, 850760, 1105988, 1191064, 1382485, 1488830, 1701520, 1935479, 2211976, 2382128, 2764970, 2977660, 3403040, 3870958, 4423952, 4764256, 5529940, 5955320, 7741916, 8847904, 9677395, 11059880, 11910640, 15483832, 19354790, 22119760, 23821280, 30967664, 38709580, 44239520, 61935328, 77419160, 154838320, 309676640]

約数ペア:

[(1, 309676640), (2, 154838320), (4, 77419160), (5, 61935328), (7, 44239520), (8, 38709580), (10, 30967664), (13, 23821280), (14, 22119760), (16, 19354790), (20, 15483832), (26, 11910640), (28, 11059880), (32, 9677395), (35, 8847904), (40, 7741916), (52, 5955320), (56, 5529940), (65, 4764256), (70, 4423952), (80, 3870958), (91, 3403040), (104, 2977660), (112, 2764970), (130, 2382128), (140, 2211976), (160, 1935479), (182, 1701520), (208, 1488830), (224, 1382485), (260, 1191064), (280, 1105988), (364, 850760), (416, 744415), (455, 680608), (520, 595532), (560, 552994), (728, 425380), (910, 340304), (1040, 297766), (1120, 276497), (1456, 212690), (1820, 170152), (2080, 148883), (2912, 106345), (3640, 85076), (7280, 42538), (14560, 21269)]