680406702920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{238261}}^1$

素因数の和:238364

約数の個数: 192

約数和(自身を含む): 1877428316160

約数和(自身を除く): 1197021613240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 47, 49, 56, 62, 70, 94, 98, 124, 140, 155, 188, 196, 217, 235, 245, 248, 280, 310, 329, 376, 392, 434, 470, 490, 620, 658, 868, 940, 980, 1085, 1240, 1316, 1457, 1519, 1645, 1736, 1880, 1960, 2170, 2303, 2632, 2914, 3038, 3290, 4340, 4606, 5828, 6076, 6580, 7285, 7595, 8680, 9212, 10199, 11515, 11656, 12152, 13160, 14570, 15190, 18424, 20398, 23030, 29140, 30380, 40796, 46060, 50995, 58280, 60760, 71393, 81592, 92120, 101990, 142786, 203980, 238261, 285572, 356965, 407960, 476522, 571144, 713930, 953044, 1191305, 1427860, 1667827, 1906088, 2382610, 2855720, 3335654, 4765220, 6671308, 7386091, 8339135, 9530440, 11198267, 11674789, 13342616, 14772182, 16678270, 22396534, 23349578, 29544364, 33356540, 36930455, 44793068, 46699156, 51702637, 55991335, 58373945, 59088728, 66713080, 73860910, 78387869, 89586136, 93398312, 103405274, 111982670, 116747890, 147721820, 156775738, 206810548, 223965340, 233495780, 258513185, 295443640, 313551476, 347146277, 361918459, 391939345, 413621096, 447930680, 466991560, 517026370, 548715083, 627102952, 694292554, 723836918, 783878690, 1034052740, 1097430166, 1388585108, 1447673836, 1567757380, 1735731385, 1809592295, 2068105480, 2194860332, 2430023939, 2743575415, 2777170216, 2895347672, 3135514760, 3471462770, 3619184590, 4389720664, 4860047878, 5487150830, 6942925540, 7238369180, 9720095756, 10974301660, 12150119695, 13885851080, 14476738360, 17010167573, 19440191512, 21948603320, 24300239390, 34020335146, 48600478780, 68040670292, 85050837865, 97200957560, 136081340584, 170101675730, 340203351460, 680406702920]

約数ペア:

[(1, 680406702920), (2, 340203351460), (4, 170101675730), (5, 136081340584), (7, 97200957560), (8, 85050837865), (10, 68040670292), (14, 48600478780), (20, 34020335146), (28, 24300239390), (31, 21948603320), (35, 19440191512), (40, 17010167573), (47, 14476738360), (49, 13885851080), (56, 12150119695), (62, 10974301660), (70, 9720095756), (94, 7238369180), (98, 6942925540), (124, 5487150830), (140, 4860047878), (155, 4389720664), (188, 3619184590), (196, 3471462770), (217, 3135514760), (235, 2895347672), (245, 2777170216), (248, 2743575415), (280, 2430023939), (310, 2194860332), (329, 2068105480), (376, 1809592295), (392, 1735731385), (434, 1567757380), (470, 1447673836), (490, 1388585108), (620, 1097430166), (658, 1034052740), (868, 783878690), (940, 723836918), (980, 694292554), (1085, 627102952), (1240, 548715083), (1316, 517026370), (1457, 466991560), (1519, 447930680), (1645, 413621096), (1736, 391939345), (1880, 361918459), (1960, 347146277), (2170, 313551476), (2303, 295443640), (2632, 258513185), (2914, 233495780), (3038, 223965340), (3290, 206810548), (4340, 156775738), (4606, 147721820), (5828, 116747890), (6076, 111982670), (6580, 103405274), (7285, 93398312), (7595, 89586136), (8680, 78387869), (9212, 73860910), (10199, 66713080), (11515, 59088728), (11656, 58373945), (12152, 55991335), (13160, 51702637), (14570, 46699156), (15190, 44793068), (18424, 36930455), (20398, 33356540), (23030, 29544364), (29140, 23349578), (30380, 22396534), (40796, 16678270), (46060, 14772182), (50995, 13342616), (58280, 11674789), (60760, 11198267), (71393, 9530440), (81592, 8339135), (92120, 7386091), (101990, 6671308), (142786, 4765220), (203980, 3335654), (238261, 2855720), (285572, 2382610), (356965, 1906088), (407960, 1667827), (476522, 1427860), (571144, 1191305), (713930, 953044)]