202718320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15739}}^1$

素因数の和:15782

約数の個数: 80

約数和(自身を含む): 562106880

約数和(自身を除く): 359388560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 15739, 31478, 62956, 78695, 110173, 125912, 157390, 220346, 251824, 314780, 361997, 440692, 550865, 629560, 723994, 881384, 1101730, 1259120, 1447988, 1762768, 1809985, 2203460, 2533979, 2895976, 3619970, 4406920, 5067958, 5791952, 7239940, 8813840, 10135916, 12669895, 14479880, 20271832, 25339790, 28959760, 40543664, 50679580, 101359160, 202718320]

約数ペア:

[(1, 202718320), (2, 101359160), (4, 50679580), (5, 40543664), (7, 28959760), (8, 25339790), (10, 20271832), (14, 14479880), (16, 12669895), (20, 10135916), (23, 8813840), (28, 7239940), (35, 5791952), (40, 5067958), (46, 4406920), (56, 3619970), (70, 2895976), (80, 2533979), (92, 2203460), (112, 1809985), (115, 1762768), (140, 1447988), (161, 1259120), (184, 1101730), (230, 881384), (280, 723994), (322, 629560), (368, 550865), (460, 440692), (560, 361997), (644, 314780), (805, 251824), (920, 220346), (1288, 157390), (1610, 125912), (1840, 110173), (2576, 78695), (3220, 62956), (6440, 31478), (12880, 15739)]