202426980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1381}}^1$

素因数の和:1749

約数の個数: 96

約数和(自身を含む): 650092800

約数和(自身を除く): 447665820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 349, 420, 698, 1047, 1381, 1396, 1745, 2094, 2443, 2762, 3490, 4143, 4188, 4886, 5235, 5524, 6905, 6980, 7329, 8286, 9667, 9772, 10470, 12215, 13810, 14658, 16572, 19334, 20715, 20940, 24430, 27620, 29001, 29316, 36645, 38668, 41430, 48335, 48860, 58002, 73290, 82860, 96670, 116004, 145005, 146580, 193340, 290010, 481969, 580020, 963938, 1445907, 1927876, 2409845, 2891814, 3373783, 4819690, 5783628, 6747566, 7229535, 9639380, 10121349, 13495132, 14459070, 16868915, 20242698, 28918140, 33737830, 40485396, 50606745, 67475660, 101213490, 202426980]

約数ペア:

[(1, 202426980), (2, 101213490), (3, 67475660), (4, 50606745), (5, 40485396), (6, 33737830), (7, 28918140), (10, 20242698), (12, 16868915), (14, 14459070), (15, 13495132), (20, 10121349), (21, 9639380), (28, 7229535), (30, 6747566), (35, 5783628), (42, 4819690), (60, 3373783), (70, 2891814), (84, 2409845), (105, 1927876), (140, 1445907), (210, 963938), (349, 580020), (420, 481969), (698, 290010), (1047, 193340), (1381, 146580), (1396, 145005), (1745, 116004), (2094, 96670), (2443, 82860), (2762, 73290), (3490, 58002), (4143, 48860), (4188, 48335), (4886, 41430), (5235, 38668), (5524, 36645), (6905, 29316), (6980, 29001), (7329, 27620), (8286, 24430), (9667, 20940), (9772, 20715), (10470, 19334), (12215, 16572), (13810, 14658)]