218042240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:464

約数の個数: 128

約数和(自身を含む): 570628800

約数和(自身を除く): 352586560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 73, 80, 104, 128, 130, 146, 160, 208, 260, 292, 320, 359, 365, 416, 520, 584, 640, 718, 730, 832, 949, 1040, 1168, 1436, 1460, 1664, 1795, 1898, 2080, 2336, 2872, 2920, 3590, 3796, 4160, 4667, 4672, 4745, 5744, 5840, 7180, 7592, 8320, 9334, 9344, 9490, 11488, 11680, 14360, 15184, 18668, 18980, 22976, 23335, 23360, 26207, 28720, 30368, 37336, 37960, 45952, 46670, 46720, 52414, 57440, 60736, 74672, 75920, 93340, 104828, 114880, 121472, 131035, 149344, 151840, 186680, 209656, 229760, 262070, 298688, 303680, 340691, 373360, 419312, 524140, 597376, 607360, 681382, 746720, 838624, 1048280, 1362764, 1493440, 1677248, 1703455, 2096560, 2725528, 2986880, 3354496, 3406910, 4193120, 5451056, 6813820, 8386240, 10902112, 13627640, 16772480, 21804224, 27255280, 43608448, 54510560, 109021120, 218042240]

約数ペア:

[(1, 218042240), (2, 109021120), (4, 54510560), (5, 43608448), (8, 27255280), (10, 21804224), (13, 16772480), (16, 13627640), (20, 10902112), (26, 8386240), (32, 6813820), (40, 5451056), (52, 4193120), (64, 3406910), (65, 3354496), (73, 2986880), (80, 2725528), (104, 2096560), (128, 1703455), (130, 1677248), (146, 1493440), (160, 1362764), (208, 1048280), (260, 838624), (292, 746720), (320, 681382), (359, 607360), (365, 597376), (416, 524140), (520, 419312), (584, 373360), (640, 340691), (718, 303680), (730, 298688), (832, 262070), (949, 229760), (1040, 209656), (1168, 186680), (1436, 151840), (1460, 149344), (1664, 131035), (1795, 121472), (1898, 114880), (2080, 104828), (2336, 93340), (2872, 75920), (2920, 74672), (3590, 60736), (3796, 57440), (4160, 52414), (4667, 46720), (4672, 46670), (4745, 45952), (5744, 37960), (5840, 37336), (7180, 30368), (7592, 28720), (8320, 26207), (9334, 23360), (9344, 23335), (9490, 22976), (11488, 18980), (11680, 18668), (14360, 15184)]