202207880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 552960000

約数和(自身を除く): 350752120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 191, 199, 266, 280, 380, 382, 398, 532, 665, 760, 764, 796, 955, 995, 1064, 1330, 1337, 1393, 1528, 1592, 1910, 1990, 2660, 2674, 2786, 3629, 3781, 3820, 3980, 5320, 5348, 5572, 6685, 6965, 7258, 7562, 7640, 7960, 10696, 11144, 13370, 13930, 14516, 15124, 18145, 18905, 25403, 26467, 26740, 27860, 29032, 30248, 36290, 37810, 38009, 50806, 52934, 53480, 55720, 72580, 75620, 76018, 101612, 105868, 127015, 132335, 145160, 151240, 152036, 190045, 203224, 211736, 254030, 264670, 266063, 304072, 380090, 508060, 529340, 532126, 722171, 760180, 1016120, 1058680, 1064252, 1330315, 1444342, 1520360, 2128504, 2660630, 2888684, 3610855, 5055197, 5321260, 5777368, 7221710, 10110394, 10642520, 14443420, 20220788, 25275985, 28886840, 40441576, 50551970, 101103940, 202207880]

約数ペア:

[(1, 202207880), (2, 101103940), (4, 50551970), (5, 40441576), (7, 28886840), (8, 25275985), (10, 20220788), (14, 14443420), (19, 10642520), (20, 10110394), (28, 7221710), (35, 5777368), (38, 5321260), (40, 5055197), (56, 3610855), (70, 2888684), (76, 2660630), (95, 2128504), (133, 1520360), (140, 1444342), (152, 1330315), (190, 1064252), (191, 1058680), (199, 1016120), (266, 760180), (280, 722171), (380, 532126), (382, 529340), (398, 508060), (532, 380090), (665, 304072), (760, 266063), (764, 264670), (796, 254030), (955, 211736), (995, 203224), (1064, 190045), (1330, 152036), (1337, 151240), (1393, 145160), (1528, 132335), (1592, 127015), (1910, 105868), (1990, 101612), (2660, 76018), (2674, 75620), (2786, 72580), (3629, 55720), (3781, 53480), (3820, 52934), (3980, 50806), (5320, 38009), (5348, 37810), (5572, 36290), (6685, 30248), (6965, 29032), (7258, 27860), (7562, 26740), (7640, 26467), (7960, 25403), (10696, 18905), (11144, 18145), (13370, 15124), (13930, 14516)]