809707920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1381}}^1$

素因数の和:1753

約数の個数: 160

約数和(自身を含む): 2878982400

約数和(自身を除く): 2069274480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 349, 420, 560, 698, 840, 1047, 1381, 1396, 1680, 1745, 2094, 2443, 2762, 2792, 3490, 4143, 4188, 4886, 5235, 5524, 5584, 6905, 6980, 7329, 8286, 8376, 9667, 9772, 10470, 11048, 12215, 13810, 13960, 14658, 16572, 16752, 19334, 19544, 20715, 20940, 22096, 24430, 27620, 27920, 29001, 29316, 33144, 36645, 38668, 39088, 41430, 41880, 48335, 48860, 55240, 58002, 58632, 66288, 73290, 77336, 82860, 83760, 96670, 97720, 110480, 116004, 117264, 145005, 146580, 154672, 165720, 193340, 195440, 232008, 290010, 293160, 331440, 386680, 464016, 481969, 580020, 586320, 773360, 963938, 1160040, 1445907, 1927876, 2320080, 2409845, 2891814, 3373783, 3855752, 4819690, 5783628, 6747566, 7229535, 7711504, 9639380, 10121349, 11567256, 13495132, 14459070, 16868915, 19278760, 20242698, 23134512, 26990264, 28918140, 33737830, 38557520, 40485396, 50606745, 53980528, 57836280, 67475660, 80970792, 101213490, 115672560, 134951320, 161941584, 202426980, 269902640, 404853960, 809707920]

約数ペア:

[(1, 809707920), (2, 404853960), (3, 269902640), (4, 202426980), (5, 161941584), (6, 134951320), (7, 115672560), (8, 101213490), (10, 80970792), (12, 67475660), (14, 57836280), (15, 53980528), (16, 50606745), (20, 40485396), (21, 38557520), (24, 33737830), (28, 28918140), (30, 26990264), (35, 23134512), (40, 20242698), (42, 19278760), (48, 16868915), (56, 14459070), (60, 13495132), (70, 11567256), (80, 10121349), (84, 9639380), (105, 7711504), (112, 7229535), (120, 6747566), (140, 5783628), (168, 4819690), (210, 3855752), (240, 3373783), (280, 2891814), (336, 2409845), (349, 2320080), (420, 1927876), (560, 1445907), (698, 1160040), (840, 963938), (1047, 773360), (1381, 586320), (1396, 580020), (1680, 481969), (1745, 464016), (2094, 386680), (2443, 331440), (2762, 293160), (2792, 290010), (3490, 232008), (4143, 195440), (4188, 193340), (4886, 165720), (5235, 154672), (5524, 146580), (5584, 145005), (6905, 117264), (6980, 116004), (7329, 110480), (8286, 97720), (8376, 96670), (9667, 83760), (9772, 82860), (10470, 77336), (11048, 73290), (12215, 66288), (13810, 58632), (13960, 58002), (14658, 55240), (16572, 48860), (16752, 48335), (19334, 41880), (19544, 41430), (20715, 39088), (20940, 38668), (22096, 36645), (24430, 33144), (27620, 29316), (27920, 29001)]