222071720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7001}}^1$

素因数の和:7086

約数の個数: 64

約数和(自身を含む): 546996240

約数和(自身を除く): 324924520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 7001, 7930, 14002, 15860, 28004, 31720, 35005, 56008, 70010, 91013, 140020, 182026, 280040, 364052, 427061, 455065, 728104, 854122, 910130, 1708244, 1820260, 2135305, 3416488, 3640520, 4270610, 5551793, 8541220, 11103586, 17082440, 22207172, 27758965, 44414344, 55517930, 111035860, 222071720]

約数ペア:

[(1, 222071720), (2, 111035860), (4, 55517930), (5, 44414344), (8, 27758965), (10, 22207172), (13, 17082440), (20, 11103586), (26, 8541220), (40, 5551793), (52, 4270610), (61, 3640520), (65, 3416488), (104, 2135305), (122, 1820260), (130, 1708244), (244, 910130), (260, 854122), (305, 728104), (488, 455065), (520, 427061), (610, 364052), (793, 280040), (1220, 182026), (1586, 140020), (2440, 91013), (3172, 70010), (3965, 56008), (6344, 35005), (7001, 31720), (7930, 28004), (14002, 15860)]