19830734720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{1697}}^1$

素因数の和:1797

約数の個数: 192

約数和(自身を含む): 51595088400

約数和(自身を除く): 31764353680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 640, 760, 961, 992, 1178, 1216, 1240, 1520, 1697, 1922, 1984, 2356, 2432, 2480, 2945, 3040, 3394, 3844, 3968, 4712, 4805, 4960, 5890, 6080, 6788, 7688, 8485, 9424, 9610, 9920, 11780, 12160, 13576, 15376, 16970, 18259, 18848, 19220, 19840, 23560, 27152, 30752, 32243, 33940, 36518, 37696, 38440, 47120, 52607, 54304, 61504, 64486, 67880, 73036, 75392, 76880, 91295, 94240, 105214, 108608, 123008, 128972, 135760, 146072, 153760, 161215, 182590, 188480, 210428, 217216, 257944, 263035, 271520, 292144, 307520, 322430, 365180, 376960, 420856, 515888, 526070, 543040, 584288, 615040, 644860, 730360, 841712, 999533, 1031776, 1052140, 1086080, 1168576, 1289720, 1460720, 1630817, 1683424, 1999066, 2063552, 2104280, 2337152, 2579440, 2921440, 3261634, 3366848, 3998132, 4127104, 4208560, 4997665, 5158880, 5842880, 6523268, 6733696, 7996264, 8154085, 8417120, 9995330, 10317760, 11685760, 13046536, 15992528, 16308170, 16834240, 19990660, 20635520, 26093072, 30985523, 31985056, 32616340, 33668480, 39981320, 52186144, 61971046, 63970112, 65232680, 79962640, 104372288, 123942092, 127940224, 130465360, 154927615, 159925280, 208744576, 247884184, 260930720, 309855230, 319850560, 495768368, 521861440, 619710460, 639701120, 991536736, 1043722880, 1239420920, 1983073472, 2478841840, 3966146944, 4957683680, 9915367360, 19830734720]

約数ペア:

[(1, 19830734720), (2, 9915367360), (4, 4957683680), (5, 3966146944), (8, 2478841840), (10, 1983073472), (16, 1239420920), (19, 1043722880), (20, 991536736), (31, 639701120), (32, 619710460), (38, 521861440), (40, 495768368), (62, 319850560), (64, 309855230), (76, 260930720), (80, 247884184), (95, 208744576), (124, 159925280), (128, 154927615), (152, 130465360), (155, 127940224), (160, 123942092), (190, 104372288), (248, 79962640), (304, 65232680), (310, 63970112), (320, 61971046), (380, 52186144), (496, 39981320), (589, 33668480), (608, 32616340), (620, 31985056), (640, 30985523), (760, 26093072), (961, 20635520), (992, 19990660), (1178, 16834240), (1216, 16308170), (1240, 15992528), (1520, 13046536), (1697, 11685760), (1922, 10317760), (1984, 9995330), (2356, 8417120), (2432, 8154085), (2480, 7996264), (2945, 6733696), (3040, 6523268), (3394, 5842880), (3844, 5158880), (3968, 4997665), (4712, 4208560), (4805, 4127104), (4960, 3998132), (5890, 3366848), (6080, 3261634), (6788, 2921440), (7688, 2579440), (8485, 2337152), (9424, 2104280), (9610, 2063552), (9920, 1999066), (11780, 1683424), (12160, 1630817), (13576, 1460720), (15376, 1289720), (16970, 1168576), (18259, 1086080), (18848, 1052140), (19220, 1031776), (19840, 999533), (23560, 841712), (27152, 730360), (30752, 644860), (32243, 615040), (33940, 584288), (36518, 543040), (37696, 526070), (38440, 515888), (47120, 420856), (52607, 376960), (54304, 365180), (61504, 322430), (64486, 307520), (67880, 292144), (73036, 271520), (75392, 263035), (76880, 257944), (91295, 217216), (94240, 210428), (105214, 188480), (108608, 182590), (123008, 161215), (128972, 153760), (135760, 146072)]