216227440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:539

約数の個数: 160

約数和(自身を含む): 606336192

約数和(自身を除く): 390108752

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 41, 44, 52, 55, 65, 80, 82, 88, 104, 110, 130, 143, 164, 176, 205, 208, 220, 260, 286, 328, 410, 440, 451, 461, 520, 533, 572, 656, 715, 820, 880, 902, 922, 1040, 1066, 1144, 1430, 1640, 1804, 1844, 2132, 2255, 2288, 2305, 2665, 2860, 3280, 3608, 3688, 4264, 4510, 4610, 5071, 5330, 5720, 5863, 5993, 7216, 7376, 8528, 9020, 9220, 10142, 10660, 11440, 11726, 11986, 18040, 18440, 18901, 20284, 21320, 23452, 23972, 25355, 29315, 29965, 36080, 36880, 37802, 40568, 42640, 46904, 47944, 50710, 58630, 59930, 65923, 75604, 81136, 93808, 94505, 95888, 101420, 117260, 119860, 131846, 151208, 189010, 202840, 207911, 234520, 239720, 245713, 263692, 302416, 329615, 378020, 405680, 415822, 469040, 479440, 491426, 527384, 659230, 756040, 831644, 982852, 1039555, 1054768, 1228565, 1318460, 1512080, 1663288, 1965704, 2079110, 2457130, 2636920, 2702843, 3326576, 3931408, 4158220, 4914260, 5273840, 5405686, 8316440, 9828520, 10811372, 13514215, 16632880, 19657040, 21622744, 27028430, 43245488, 54056860, 108113720, 216227440]

約数ペア:

[(1, 216227440), (2, 108113720), (4, 54056860), (5, 43245488), (8, 27028430), (10, 21622744), (11, 19657040), (13, 16632880), (16, 13514215), (20, 10811372), (22, 9828520), (26, 8316440), (40, 5405686), (41, 5273840), (44, 4914260), (52, 4158220), (55, 3931408), (65, 3326576), (80, 2702843), (82, 2636920), (88, 2457130), (104, 2079110), (110, 1965704), (130, 1663288), (143, 1512080), (164, 1318460), (176, 1228565), (205, 1054768), (208, 1039555), (220, 982852), (260, 831644), (286, 756040), (328, 659230), (410, 527384), (440, 491426), (451, 479440), (461, 469040), (520, 415822), (533, 405680), (572, 378020), (656, 329615), (715, 302416), (820, 263692), (880, 245713), (902, 239720), (922, 234520), (1040, 207911), (1066, 202840), (1144, 189010), (1430, 151208), (1640, 131846), (1804, 119860), (1844, 117260), (2132, 101420), (2255, 95888), (2288, 94505), (2305, 93808), (2665, 81136), (2860, 75604), (3280, 65923), (3608, 59930), (3688, 58630), (4264, 50710), (4510, 47944), (4610, 46904), (5071, 42640), (5330, 40568), (5720, 37802), (5863, 36880), (5993, 36080), (7216, 29965), (7376, 29315), (8528, 25355), (9020, 23972), (9220, 23452), (10142, 21320), (10660, 20284), (11440, 18901), (11726, 18440), (11986, 18040)]